20145793432

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{659}}^1\times {\mathrm{88867}}^1$

素因数の和:89575

約数の個数: 32

約数和(自身を含む): 38710900800

約数和(自身を除く): 18565107368

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 659, 1318, 2636, 5272, 28337, 56674, 88867, 113348, 177734, 226696, 355468, 710936, 3821281, 7642562, 15285124, 30570248, 58563353, 117126706, 234253412, 468506824, 2518224179, 5036448358, 10072896716, 20145793432]

約数ペア:

[(1, 20145793432), (2, 10072896716), (4, 5036448358), (8, 2518224179), (43, 468506824), (86, 234253412), (172, 117126706), (344, 58563353), (659, 30570248), (1318, 15285124), (2636, 7642562), (5272, 3821281), (28337, 710936), (56674, 355468), (88867, 226696), (113348, 177734)]