23129990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{983}}^1$

素因数の和:1184

約数の個数: 32

約数和(自身を含む): 45130176

約数和(自身を除く): 22000186

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 181, 362, 905, 983, 1810, 1966, 2353, 4706, 4915, 9830, 11765, 12779, 23530, 25558, 63895, 127790, 177923, 355846, 889615, 1779230, 2312999, 4625998, 11564995, 23129990]

約数ペア:

[(1, 23129990), (2, 11564995), (5, 4625998), (10, 2312999), (13, 1779230), (26, 889615), (65, 355846), (130, 177923), (181, 127790), (362, 63895), (905, 25558), (983, 23530), (1810, 12779), (1966, 11765), (2353, 9830), (4706, 4915)]