19021972

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{179}}^1\times {\mathrm{857}}^1$

素因数の和:1071

約数の個数: 24

約数和(自身を含む): 34594560

約数和(自身を除く): 15572588

約数列:

[1, 2, 4, 31, 62, 124, 179, 358, 716, 857, 1714, 3428, 5549, 11098, 22196, 26567, 53134, 106268, 153403, 306806, 613612, 4755493, 9510986, 19021972]

約数ペア:

[(1, 19021972), (2, 9510986), (4, 4755493), (31, 613612), (62, 306806), (124, 153403), (179, 106268), (358, 53134), (716, 26567), (857, 22196), (1714, 11098), (3428, 5549)]