20135097012

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{67}}^1\times {\mathrm{173}}^1\times {\mathrm{401}}^1$

素因数の和:686

約数の個数: 144

約数和(自身を含む): 50741957952

約数和(自身を除く): 30606860940

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 67, 76, 114, 134, 173, 201, 228, 268, 346, 361, 401, 402, 519, 692, 722, 802, 804, 1038, 1083, 1203, 1273, 1444, 1604, 2076, 2166, 2406, 2546, 3287, 3819, 4332, 4812, 5092, 6574, 7619, 7638, 9861, 11591, 13148, 15238, 15276, 19722, 22857, 23182, 24187, 26867, 30476, 34773, 39444, 45714, 46364, 48374, 53734, 62453, 69373, 69546, 72561, 80601, 91428, 96748, 107468, 124906, 138746, 139092, 144761, 145122, 161202, 187359, 208119, 220229, 249812, 277492, 289522, 290244, 322404, 374718, 416238, 434283, 440458, 510473, 579044, 660687, 749436, 832476, 868566, 880916, 1020946, 1318087, 1321374, 1531419, 1737132, 2041892, 2636174, 2642748, 3062838, 3954261, 4184351, 4647991, 5272348, 6125676, 7908522, 8368702, 9295982, 9698987, 12553053, 13943973, 15817044, 16737404, 18591964, 19397974, 25043653, 25106106, 27887946, 29096961, 38795948, 50087306, 50212212, 55775892, 58193922, 75130959, 88311829, 100174612, 116387844, 150261918, 176623658, 264935487, 300523836, 353247316, 529870974, 1059741948, 1677924751, 3355849502, 5033774253, 6711699004, 10067548506, 20135097012]

約数ペア:

[(1, 20135097012), (2, 10067548506), (3, 6711699004), (4, 5033774253), (6, 3355849502), (12, 1677924751), (19, 1059741948), (38, 529870974), (57, 353247316), (67, 300523836), (76, 264935487), (114, 176623658), (134, 150261918), (173, 116387844), (201, 100174612), (228, 88311829), (268, 75130959), (346, 58193922), (361, 55775892), (401, 50212212), (402, 50087306), (519, 38795948), (692, 29096961), (722, 27887946), (802, 25106106), (804, 25043653), (1038, 19397974), (1083, 18591964), (1203, 16737404), (1273, 15817044), (1444, 13943973), (1604, 12553053), (2076, 9698987), (2166, 9295982), (2406, 8368702), (2546, 7908522), (3287, 6125676), (3819, 5272348), (4332, 4647991), (4812, 4184351), (5092, 3954261), (6574, 3062838), (7619, 2642748), (7638, 2636174), (9861, 2041892), (11591, 1737132), (13148, 1531419), (15238, 1321374), (15276, 1318087), (19722, 1020946), (22857, 880916), (23182, 868566), (24187, 832476), (26867, 749436), (30476, 660687), (34773, 579044), (39444, 510473), (45714, 440458), (46364, 434283), (48374, 416238), (53734, 374718), (62453, 322404), (69373, 290244), (69546, 289522), (72561, 277492), (80601, 249812), (91428, 220229), (96748, 208119), (107468, 187359), (124906, 161202), (138746, 145122), (139092, 144761)]