20183856490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{4441}}^1\times {\mathrm{64927}}^1$

素因数の和:69382

約数の個数: 32

約数和(自身を含む): 41531065344

約数和(自身を除く): 21347208854

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 4441, 8882, 22205, 31087, 44410, 62174, 64927, 129854, 155435, 310870, 324635, 454489, 649270, 908978, 2272445, 4544890, 288340807, 576681614, 1441704035, 2018385649, 2883408070, 4036771298, 10091928245, 20183856490]

約数ペア:

[(1, 20183856490), (2, 10091928245), (5, 4036771298), (7, 2883408070), (10, 2018385649), (14, 1441704035), (35, 576681614), (70, 288340807), (4441, 4544890), (8882, 2272445), (22205, 908978), (31087, 649270), (44410, 454489), (62174, 324635), (64927, 310870), (129854, 155435)]