18190930

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{569}}^1$

素因数の和:738

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 16282670

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 569, 695, 1138, 1390, 2845, 3197, 5690, 6394, 13087, 15985, 26174, 31970, 65435, 79091, 130870, 158182, 395455, 790910, 1819093, 3638186, 9095465, 18190930]

約数ペア:

[(1, 18190930), (2, 9095465), (5, 3638186), (10, 1819093), (23, 790910), (46, 395455), (115, 158182), (139, 130870), (230, 79091), (278, 65435), (569, 31970), (695, 26174), (1138, 15985), (1390, 13087), (2845, 6394), (3197, 5690)]