1904570018

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1\times {\mathrm{2633}}^1$

素因数の和:3338

約数の個数: 32

約数和(自身を含む): 3154225536

約数和(自身を除く): 1249655518

約数列:

[1, 2, 13, 26, 43, 86, 559, 647, 1118, 1294, 2633, 5266, 8411, 16822, 27821, 34229, 55642, 68458, 113219, 226438, 361673, 723346, 1471847, 1703551, 2943694, 3407102, 22146163, 44292326, 73252693, 146505386, 952285009, 1904570018]

約数ペア:

[(1, 1904570018), (2, 952285009), (13, 146505386), (26, 73252693), (43, 44292326), (86, 22146163), (559, 3407102), (647, 2943694), (1118, 1703551), (1294, 1471847), (2633, 723346), (5266, 361673), (8411, 226438), (16822, 113219), (27821, 68458), (34229, 55642)]