19093580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{1471}}^1$

素因数の和:1550

約数の個数: 48

約数和(自身を含む): 44513280

約数和(自身を除く): 25419700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 59, 110, 118, 220, 236, 295, 590, 649, 1180, 1298, 1471, 2596, 2942, 3245, 5884, 6490, 7355, 12980, 14710, 16181, 29420, 32362, 64724, 80905, 86789, 161810, 173578, 323620, 347156, 433945, 867890, 954679, 1735780, 1909358, 3818716, 4773395, 9546790, 19093580]

約数ペア:

[(1, 19093580), (2, 9546790), (4, 4773395), (5, 3818716), (10, 1909358), (11, 1735780), (20, 954679), (22, 867890), (44, 433945), (55, 347156), (59, 323620), (110, 173578), (118, 161810), (220, 86789), (236, 80905), (295, 64724), (590, 32362), (649, 29420), (1180, 16181), (1298, 14710), (1471, 12980), (2596, 7355), (2942, 6490), (3245, 5884)]