19151210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{823}}^1$

素因数の和:1022

約数の個数: 32

約数和(自身を含む): 37376640

約数和(自身を除く): 18225430

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 179, 358, 823, 895, 1646, 1790, 2327, 4115, 4654, 8230, 10699, 11635, 21398, 23270, 53495, 106990, 147317, 294634, 736585, 1473170, 1915121, 3830242, 9575605, 19151210]

約数ペア:

[(1, 19151210), (2, 9575605), (5, 3830242), (10, 1915121), (13, 1473170), (26, 736585), (65, 294634), (130, 147317), (179, 106990), (358, 53495), (823, 23270), (895, 21398), (1646, 11635), (1790, 10699), (2327, 8230), (4115, 4654)]