20534996888

素因数分解:

$2^3\times 7^1\times {\mathrm{163}}^1\times {\mathrm{677}}^1\times {\mathrm{3323}}^1$

素因数の和:4176

約数の個数: 64

約数和(自身を含む): 44352264960

約数和(自身を除く): 23817268072

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 163, 326, 652, 677, 1141, 1304, 1354, 2282, 2708, 3323, 4564, 4739, 5416, 6646, 9128, 9478, 13292, 18956, 23261, 26584, 37912, 46522, 93044, 110351, 186088, 220702, 441404, 541649, 772457, 882808, 1083298, 1544914, 2166596, 2249671, 3089828, 3791543, 4333192, 4499342, 6179656, 7583086, 8998684, 15166172, 15747697, 17997368, 30332344, 31495394, 62990788, 125981576, 366696373, 733392746, 1466785492, 2566874611, 2933570984, 5133749222, 10267498444, 20534996888]

約数ペア:

[(1, 20534996888), (2, 10267498444), (4, 5133749222), (7, 2933570984), (8, 2566874611), (14, 1466785492), (28, 733392746), (56, 366696373), (163, 125981576), (326, 62990788), (652, 31495394), (677, 30332344), (1141, 17997368), (1304, 15747697), (1354, 15166172), (2282, 8998684), (2708, 7583086), (3323, 6179656), (4564, 4499342), (4739, 4333192), (5416, 3791543), (6646, 3089828), (9128, 2249671), (9478, 2166596), (13292, 1544914), (18956, 1083298), (23261, 882808), (26584, 772457), (37912, 541649), (46522, 441404), (93044, 220702), (110351, 186088)]