20181816510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^2\times {\mathrm{363833}}^1$

素因数の和:363929

約数の個数: 48

約数和(自身を含む): 49589118864

約数和(自身を除く): 29407302354

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 1849, 3698, 5547, 9245, 11094, 18490, 27735, 55470, 363833, 727666, 1091499, 1819165, 2182998, 3638330, 5457495, 10914990, 15644819, 31289638, 46934457, 78224095, 93868914, 156448190, 234672285, 469344570, 672727217, 1345454434, 2018181651, 3363636085, 4036363302, 6727272170, 10090908255, 20181816510]

約数ペア:

[(1, 20181816510), (2, 10090908255), (3, 6727272170), (5, 4036363302), (6, 3363636085), (10, 2018181651), (15, 1345454434), (30, 672727217), (43, 469344570), (86, 234672285), (129, 156448190), (215, 93868914), (258, 78224095), (430, 46934457), (645, 31289638), (1290, 15644819), (1849, 10914990), (3698, 5457495), (5547, 3638330), (9245, 2182998), (11094, 1819165), (18490, 1091499), (27735, 727666), (55470, 363833)]