19931110

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{449}}^1$

素因数の和:672

約数の個数: 32

約数和(自身を含む): 37713600

約数和(自身を除く): 17782490

約数列:

[1, 2, 5, 10, 23, 46, 115, 193, 230, 386, 449, 898, 965, 1930, 2245, 4439, 4490, 8878, 10327, 20654, 22195, 44390, 51635, 86657, 103270, 173314, 433285, 866570, 1993111, 3986222, 9965555, 19931110]

約数ペア:

[(1, 19931110), (2, 9965555), (5, 3986222), (10, 1993111), (23, 866570), (46, 433285), (115, 173314), (193, 103270), (230, 86657), (386, 51635), (449, 44390), (898, 22195), (965, 20654), (1930, 10327), (2245, 8878), (4439, 4490)]