31918828

素因数分解:

$2^2\times {\mathrm{41}}^2\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 36

約数和(自身を含む): 59050656

約数和(自身を除く): 27131828

約数列:

[1, 2, 4, 41, 47, 82, 94, 101, 164, 188, 202, 404, 1681, 1927, 3362, 3854, 4141, 4747, 6724, 7708, 8282, 9494, 16564, 18988, 79007, 158014, 169781, 194627, 316028, 339562, 389254, 679124, 778508, 7979707, 15959414, 31918828]

約数ペア:

[(1, 31918828), (2, 15959414), (4, 7979707), (41, 778508), (47, 679124), (82, 389254), (94, 339562), (101, 316028), (164, 194627), (188, 169781), (202, 158014), (404, 79007), (1681, 18988), (1927, 16564), (3362, 9494), (3854, 8282), (4141, 7708), (4747, 6724)]