18038685

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{1153}}^1$

素因数の和:1317

約数の個数: 32

約数和(自身を含む): 33235200

約数和(自身を除く): 15196515

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 149, 447, 745, 1043, 1153, 2235, 3129, 3459, 5215, 5765, 8071, 15645, 17295, 24213, 40355, 121065, 171797, 515391, 858985, 1202579, 2576955, 3607737, 6012895, 18038685]

約数ペア:

[(1, 18038685), (3, 6012895), (5, 3607737), (7, 2576955), (15, 1202579), (21, 858985), (35, 515391), (105, 171797), (149, 121065), (447, 40355), (745, 24213), (1043, 17295), (1153, 15645), (2235, 8071), (3129, 5765), (3459, 5215)]