20130984952

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{677}}^1\times {\mathrm{2087}}^1$

素因数の和:2920

約数の個数: 64

約数和(自身を含む): 41025942720

約数和(自身を除く): 20894957768

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 274, 548, 677, 1096, 1354, 1781, 2087, 2708, 3562, 4174, 5416, 7124, 8348, 8801, 14248, 16696, 17602, 27131, 35204, 54262, 70408, 92749, 108524, 185498, 217048, 285919, 370996, 571838, 741992, 1143676, 1205737, 1412899, 2287352, 2411474, 2825798, 3716947, 4822948, 5651596, 7433894, 9645896, 11303192, 14867788, 18367687, 29735576, 36735374, 73470748, 146941496, 193567163, 387134326, 774268652, 1548537304, 2516373119, 5032746238, 10065492476, 20130984952]

約数ペア:

[(1, 20130984952), (2, 10065492476), (4, 5032746238), (8, 2516373119), (13, 1548537304), (26, 774268652), (52, 387134326), (104, 193567163), (137, 146941496), (274, 73470748), (548, 36735374), (677, 29735576), (1096, 18367687), (1354, 14867788), (1781, 11303192), (2087, 9645896), (2708, 7433894), (3562, 5651596), (4174, 4822948), (5416, 3716947), (7124, 2825798), (8348, 2411474), (8801, 2287352), (14248, 1412899), (16696, 1205737), (17602, 1143676), (27131, 741992), (35204, 571838), (54262, 370996), (70408, 285919), (92749, 217048), (108524, 185498)]