18547180

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{11173}}^1$

素因数の和:11265

約数の個数: 24

約数和(自身を含む): 39421872

約数和(自身を除く): 20874692

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 11173, 22346, 44692, 55865, 111730, 223460, 927359, 1854718, 3709436, 4636795, 9273590, 18547180]

約数ペア:

[(1, 18547180), (2, 9273590), (4, 4636795), (5, 3709436), (10, 1854718), (20, 927359), (83, 223460), (166, 111730), (332, 55865), (415, 44692), (830, 22346), (1660, 11173)]