19140680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36809}}^1$

素因数の和:36833

約数の個数: 32

約数和(自身を含む): 46380600

約数和(自身を除く): 27239920

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36809, 73618, 147236, 184045, 294472, 368090, 478517, 736180, 957034, 1472360, 1914068, 2392585, 3828136, 4785170, 9570340, 19140680]

約数ペア:

[(1, 19140680), (2, 9570340), (4, 4785170), (5, 3828136), (8, 2392585), (10, 1914068), (13, 1472360), (20, 957034), (26, 736180), (40, 478517), (52, 368090), (65, 294472), (104, 184045), (130, 147236), (260, 73618), (520, 36809)]