18219820905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{953}}^1\times {\mathrm{2971}}^1$

素因数の和:3959

約数の個数: 96

約数和(自身を含む): 37153613952

約数和(自身を除く): 18933793047

約数列:

[1, 3, 5, 9, 11, 13, 15, 33, 39, 45, 55, 65, 99, 117, 143, 165, 195, 429, 495, 585, 715, 953, 1287, 2145, 2859, 2971, 4765, 6435, 8577, 8913, 10483, 12389, 14295, 14855, 26739, 31449, 32681, 37167, 38623, 42885, 44565, 52415, 61945, 94347, 98043, 111501, 115869, 133695, 136279, 157245, 163405, 185835, 193115, 294129, 347607, 408837, 424853, 471735, 490215, 557505, 579345, 681395, 1226511, 1274559, 1470645, 1738035, 2044185, 2124265, 2831363, 3823677, 6132555, 6372795, 8494089, 14156815, 19118385, 25482267, 31144993, 36807719, 42470445, 93434979, 110423157, 127411335, 155724965, 184038595, 280304937, 331269471, 404884909, 467174895, 552115785, 1214654727, 1401524685, 1656347355, 2024424545, 3643964181, 6073273635, 18219820905]

約数ペア:

[(1, 18219820905), (3, 6073273635), (5, 3643964181), (9, 2024424545), (11, 1656347355), (13, 1401524685), (15, 1214654727), (33, 552115785), (39, 467174895), (45, 404884909), (55, 331269471), (65, 280304937), (99, 184038595), (117, 155724965), (143, 127411335), (165, 110423157), (195, 93434979), (429, 42470445), (495, 36807719), (585, 31144993), (715, 25482267), (953, 19118385), (1287, 14156815), (2145, 8494089), (2859, 6372795), (2971, 6132555), (4765, 3823677), (6435, 2831363), (8577, 2124265), (8913, 2044185), (10483, 1738035), (12389, 1470645), (14295, 1274559), (14855, 1226511), (26739, 681395), (31449, 579345), (32681, 557505), (37167, 490215), (38623, 471735), (42885, 424853), (44565, 408837), (52415, 347607), (61945, 294129), (94347, 193115), (98043, 185835), (111501, 163405), (115869, 157245), (133695, 136279)]