20104394

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:318

約数の個数: 32

約数和(自身を含む): 33196800

約数和(自身を除く): 13092406

約数列:

[1, 2, 19, 37, 38, 74, 79, 158, 181, 362, 703, 1406, 1501, 2923, 3002, 3439, 5846, 6697, 6878, 13394, 14299, 28598, 55537, 111074, 127243, 254486, 271681, 529063, 543362, 1058126, 10052197, 20104394]

約数ペア:

[(1, 20104394), (2, 10052197), (19, 1058126), (37, 543362), (38, 529063), (74, 271681), (79, 254486), (158, 127243), (181, 111074), (362, 55537), (703, 28598), (1406, 14299), (1501, 13394), (2923, 6878), (3002, 6697), (3439, 5846)]