19267690

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^3\times {\mathrm{877}}^1$

素因数の和:923

約数の個数: 32

約数和(自身を含む): 37613520

約数和(自身を除く): 18345830

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 877, 1690, 1754, 2197, 4385, 4394, 8770, 10985, 11401, 21970, 22802, 57005, 114010, 148213, 296426, 741065, 1482130, 1926769, 3853538, 9633845, 19267690]

約数ペア:

[(1, 19267690), (2, 9633845), (5, 3853538), (10, 1926769), (13, 1482130), (26, 741065), (65, 296426), (130, 148213), (169, 114010), (338, 57005), (845, 22802), (877, 21970), (1690, 11401), (1754, 10985), (2197, 8770), (4385, 4394)]