20161735531

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{11939}}^1$

素因数の和:12603

約数の個数: 32

約数和(自身を含む): 25501547520

約数和(自身を除く): 5339811989

約数列:

[1, 7, 17, 23, 119, 161, 391, 617, 2737, 4319, 10489, 11939, 14191, 73423, 83573, 99337, 202963, 241247, 274597, 1420741, 1688729, 1922179, 4668149, 7366363, 32677043, 51564541, 125228171, 169426349, 876597197, 1185984443, 2880247933, 20161735531]

約数ペア:

[(1, 20161735531), (7, 2880247933), (17, 1185984443), (23, 876597197), (119, 169426349), (161, 125228171), (391, 51564541), (617, 32677043), (2737, 7366363), (4319, 4668149), (10489, 1922179), (11939, 1688729), (14191, 1420741), (73423, 274597), (83573, 241247), (99337, 202963)]