18501220

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{15679}}^1$

素因数の和:15747

約数の個数: 24

約数和(自身を含む): 39513600

約数和(自身を除く): 21012380

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 15679, 31358, 62716, 78395, 156790, 313580, 925061, 1850122, 3700244, 4625305, 9250610, 18501220]

約数ペア:

[(1, 18501220), (2, 9250610), (4, 4625305), (5, 3700244), (10, 1850122), (20, 925061), (59, 313580), (118, 156790), (236, 78395), (295, 62716), (590, 31358), (1180, 15679)]