18038372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21577}}^1$

素因数の和:21611

約数の個数: 24

約数和(自身を含む): 36251040

約数和(自身を除く): 18212668

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21577, 43154, 86308, 237347, 409963, 474694, 819926, 949388, 1639852, 4509593, 9019186, 18038372]

約数ペア:

[(1, 18038372), (2, 9019186), (4, 4509593), (11, 1639852), (19, 949388), (22, 819926), (38, 474694), (44, 409963), (76, 237347), (209, 86308), (418, 43154), (836, 21577)]