12291890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4111}}^1$

素因数の和:4154

約数の個数: 32

約数和(自身を含む): 24869376

約数和(自身を除く): 12577486

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 4111, 8222, 20555, 41110, 53443, 94553, 106886, 189106, 267215, 472765, 534430, 945530, 1229189, 2458378, 6145945, 12291890]

約数ペア:

[(1, 12291890), (2, 6145945), (5, 2458378), (10, 1229189), (13, 945530), (23, 534430), (26, 472765), (46, 267215), (65, 189106), (115, 106886), (130, 94553), (230, 53443), (299, 41110), (598, 20555), (1495, 8222), (2990, 4111)]