18472090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{383}}^1$

素因数の和:463

約数の個数: 64

約数和(自身を含む): 41803776

約数和(自身を除く): 23331686

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 53, 65, 70, 91, 106, 130, 182, 265, 371, 383, 455, 530, 689, 742, 766, 910, 1378, 1855, 1915, 2681, 3445, 3710, 3830, 4823, 4979, 5362, 6890, 9646, 9958, 13405, 20299, 24115, 24895, 26810, 34853, 40598, 48230, 49790, 69706, 101495, 142093, 174265, 202990, 263887, 284186, 348530, 527774, 710465, 1319435, 1420930, 1847209, 2638870, 3694418, 9236045, 18472090]

約数ペア:

[(1, 18472090), (2, 9236045), (5, 3694418), (7, 2638870), (10, 1847209), (13, 1420930), (14, 1319435), (26, 710465), (35, 527774), (53, 348530), (65, 284186), (70, 263887), (91, 202990), (106, 174265), (130, 142093), (182, 101495), (265, 69706), (371, 49790), (383, 48230), (455, 40598), (530, 34853), (689, 26810), (742, 24895), (766, 24115), (910, 20299), (1378, 13405), (1855, 9958), (1915, 9646), (2681, 6890), (3445, 5362), (3710, 4979), (3830, 4823)]