18406268

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 32886000

約数和(自身を除く): 14479732

約数列:

[1, 2, 4, 89, 149, 178, 298, 347, 356, 596, 694, 1388, 13261, 26522, 30883, 51703, 53044, 61766, 103406, 123532, 206812, 4601567, 9203134, 18406268]

約数ペア:

[(1, 18406268), (2, 9203134), (4, 4601567), (89, 206812), (149, 123532), (178, 103406), (298, 61766), (347, 53044), (356, 51703), (596, 30883), (694, 26522), (1388, 13261)]