19006520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{36551}}^1$

素因数の和:36575

約数の個数: 32

約数和(自身を含む): 46055520

約数和(自身を除く): 27049000

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 36551, 73102, 146204, 182755, 292408, 365510, 475163, 731020, 950326, 1462040, 1900652, 2375815, 3801304, 4751630, 9503260, 19006520]

約数ペア:

[(1, 19006520), (2, 9503260), (4, 4751630), (5, 3801304), (8, 2375815), (10, 1900652), (13, 1462040), (20, 950326), (26, 731020), (40, 475163), (52, 365510), (65, 292408), (104, 182755), (130, 146204), (260, 73102), (520, 36551)]