18611230

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2383}}^1$

素因数の和:2472

約数の個数: 32

約数和(自身を含む): 37075968

約数和(自身を除く): 18464738

約数列:

[1, 2, 5, 10, 11, 22, 55, 71, 110, 142, 355, 710, 781, 1562, 2383, 3905, 4766, 7810, 11915, 23830, 26213, 52426, 131065, 169193, 262130, 338386, 845965, 1691930, 1861123, 3722246, 9305615, 18611230]

約数ペア:

[(1, 18611230), (2, 9305615), (5, 3722246), (10, 1861123), (11, 1691930), (22, 845965), (55, 338386), (71, 262130), (110, 169193), (142, 131065), (355, 52426), (710, 26213), (781, 23830), (1562, 11915), (2383, 7810), (3905, 4766)]