39907538

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{881}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 28676782

約数列:

[1, 2, 11, 22, 29, 58, 71, 142, 319, 638, 781, 881, 1562, 1762, 2059, 4118, 9691, 19382, 22649, 25549, 45298, 51098, 62551, 125102, 281039, 562078, 688061, 1376122, 1813979, 3627958, 19953769, 39907538]

約数ペア:

[(1, 39907538), (2, 19953769), (11, 3627958), (22, 1813979), (29, 1376122), (58, 688061), (71, 562078), (142, 281039), (319, 125102), (638, 62551), (781, 51098), (881, 45298), (1562, 25549), (1762, 22649), (2059, 19382), (4118, 9691)]