42385808

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2081}}^1$

素因数の和:2175

約数の個数: 40

約数和(自身を含む): 87777120

約数和(自身を除く): 45391312

約数列:

[1, 2, 4, 8, 16, 19, 38, 67, 76, 134, 152, 268, 304, 536, 1072, 1273, 2081, 2546, 4162, 5092, 8324, 10184, 16648, 20368, 33296, 39539, 79078, 139427, 158156, 278854, 316312, 557708, 632624, 1115416, 2230832, 2649113, 5298226, 10596452, 21192904, 42385808]

約数ペア:

[(1, 42385808), (2, 21192904), (4, 10596452), (8, 5298226), (16, 2649113), (19, 2230832), (38, 1115416), (67, 632624), (76, 557708), (134, 316312), (152, 278854), (268, 158156), (304, 139427), (536, 79078), (1072, 39539), (1273, 33296), (2081, 20368), (2546, 16648), (4162, 10184), (5092, 8324)]