20163553215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{233}}^1\times {\mathrm{2939}}^1$

素因数の和:3344

約数の個数: 64

約数和(自身を含む): 35135493120

約数和(自身を除く): 14971939905

約数列:

[1, 3, 5, 13, 15, 39, 65, 151, 195, 233, 453, 699, 755, 1165, 1963, 2265, 2939, 3029, 3495, 5889, 8817, 9087, 9815, 14695, 15145, 29445, 35183, 38207, 44085, 45435, 105549, 114621, 175915, 191035, 443789, 457379, 527745, 573105, 684787, 1331367, 1372137, 2054361, 2218945, 2286895, 3423935, 5769257, 6656835, 6860685, 8902231, 10271805, 17307771, 26706693, 28846285, 44511155, 86538855, 103402837, 133533465, 310208511, 517014185, 1344236881, 1551042555, 4032710643, 6721184405, 20163553215]

約数ペア:

[(1, 20163553215), (3, 6721184405), (5, 4032710643), (13, 1551042555), (15, 1344236881), (39, 517014185), (65, 310208511), (151, 133533465), (195, 103402837), (233, 86538855), (453, 44511155), (699, 28846285), (755, 26706693), (1165, 17307771), (1963, 10271805), (2265, 8902231), (2939, 6860685), (3029, 6656835), (3495, 5769257), (5889, 3423935), (8817, 2286895), (9087, 2218945), (9815, 2054361), (14695, 1372137), (15145, 1331367), (29445, 684787), (35183, 573105), (38207, 527745), (44085, 457379), (45435, 443789), (105549, 191035), (114621, 175915)]