18201430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{7369}}^1$

素因数の和:7408

約数の個数: 32

約数和(自身を含む): 37144800

約数和(自身を除く): 18943370

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 7369, 14738, 36845, 73690, 95797, 140011, 191594, 280022, 478985, 700055, 957970, 1400110, 1820143, 3640286, 9100715, 18201430]

約数ペア:

[(1, 18201430), (2, 9100715), (5, 3640286), (10, 1820143), (13, 1400110), (19, 957970), (26, 700055), (38, 478985), (65, 280022), (95, 191594), (130, 140011), (190, 95797), (247, 73690), (494, 36845), (1235, 14738), (2470, 7369)]