18366918563

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{313}}^1\times {\mathrm{1423}}^1$

素因数の和:1923

約数の個数: 32

約数和(自身を含む): 21720078336

約数和(自身を除く): 3353159773

約数列:

[1, 7, 43, 137, 301, 313, 959, 1423, 2191, 5891, 9961, 13459, 41237, 42881, 61189, 94213, 194951, 300167, 428323, 445399, 1364657, 1843883, 3117793, 8382893, 12907181, 19152157, 58680251, 61019663, 134065099, 427137641, 2623845509, 18366918563]

約数ペア:

[(1, 18366918563), (7, 2623845509), (43, 427137641), (137, 134065099), (301, 61019663), (313, 58680251), (959, 19152157), (1423, 12907181), (2191, 8382893), (5891, 3117793), (9961, 1843883), (13459, 1364657), (41237, 445399), (42881, 428323), (61189, 300167), (94213, 194951)]