18659836

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{1567}}^1$

素因数の和:1813

約数の個数: 24

約数和(自身を含む): 35342720

約数和(自身を除く): 16682884

約数列:

[1, 2, 4, 13, 26, 52, 229, 458, 916, 1567, 2977, 3134, 5954, 6268, 11908, 20371, 40742, 81484, 358843, 717686, 1435372, 4664959, 9329918, 18659836]

約数ペア:

[(1, 18659836), (2, 9329918), (4, 4664959), (13, 1435372), (26, 717686), (52, 358843), (229, 81484), (458, 40742), (916, 20371), (1567, 11908), (2977, 6268), (3134, 5954)]