18850877598

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1$

素因数の和:802

約数の個数: 128

約数和(自身を含む): 45121950720

約数和(自身を除く): 26271073122

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 197, 203, 251, 313, 394, 406, 502, 591, 609, 626, 753, 939, 1182, 1218, 1379, 1506, 1757, 1878, 2191, 2758, 3514, 4137, 4382, 5271, 5713, 6573, 7279, 8274, 9077, 10542, 11426, 13146, 14558, 17139, 18154, 21837, 27231, 34278, 39991, 43674, 49447, 50953, 54462, 61661, 63539, 78563, 79982, 98894, 101906, 119973, 123322, 127078, 148341, 152859, 157126, 184983, 190617, 235689, 239946, 296682, 305718, 346129, 369966, 381234, 431627, 471378, 549941, 692258, 863254, 1038387, 1099882, 1294881, 1433963, 1649823, 1788169, 2076774, 2278327, 2589762, 2867926, 3299646, 3576338, 4301889, 4556654, 5364507, 6834981, 8603778, 10037741, 10729014, 12517183, 13669962, 15476911, 15948289, 20075482, 25034366, 30113223, 30953822, 31896578, 37551549, 46430733, 47844867, 60226446, 75103098, 92861466, 95689734, 108338377, 216676754, 325015131, 448830419, 650030262, 897660838, 1346491257, 2692982514, 3141812933, 6283625866, 9425438799, 18850877598]

約数ペア:

[(1, 18850877598), (2, 9425438799), (3, 6283625866), (6, 3141812933), (7, 2692982514), (14, 1346491257), (21, 897660838), (29, 650030262), (42, 448830419), (58, 325015131), (87, 216676754), (174, 108338377), (197, 95689734), (203, 92861466), (251, 75103098), (313, 60226446), (394, 47844867), (406, 46430733), (502, 37551549), (591, 31896578), (609, 30953822), (626, 30113223), (753, 25034366), (939, 20075482), (1182, 15948289), (1218, 15476911), (1379, 13669962), (1506, 12517183), (1757, 10729014), (1878, 10037741), (2191, 8603778), (2758, 6834981), (3514, 5364507), (4137, 4556654), (4382, 4301889), (5271, 3576338), (5713, 3299646), (6573, 2867926), (7279, 2589762), (8274, 2278327), (9077, 2076774), (10542, 1788169), (11426, 1649823), (13146, 1433963), (14558, 1294881), (17139, 1099882), (18154, 1038387), (21837, 863254), (27231, 692258), (34278, 549941), (39991, 471378), (43674, 431627), (49447, 381234), (50953, 369966), (54462, 346129), (61661, 305718), (63539, 296682), (78563, 239946), (79982, 235689), (98894, 190617), (101906, 184983), (119973, 157126), (123322, 152859), (127078, 148341)]