20330172

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18217}}^1$

素因数の和:18258

約数の個数: 36

約数和(自身を含む): 53050816

約数和(自身を除く): 32720644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18217, 36434, 54651, 72868, 109302, 163953, 218604, 327906, 564727, 655812, 1129454, 1694181, 2258908, 3388362, 5082543, 6776724, 10165086, 20330172]

約数ペア:

[(1, 20330172), (2, 10165086), (3, 6776724), (4, 5082543), (6, 3388362), (9, 2258908), (12, 1694181), (18, 1129454), (31, 655812), (36, 564727), (62, 327906), (93, 218604), (124, 163953), (186, 109302), (279, 72868), (372, 54651), (558, 36434), (1116, 18217)]