198621772

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{379}}^1\times {\mathrm{3541}}^1$

素因数の和:3961

約数の個数: 24

約数和(自身を含む): 358025360

約数和(自身を除く): 159403588

約数列:

[1, 2, 4, 37, 74, 148, 379, 758, 1516, 3541, 7082, 14023, 14164, 28046, 56092, 131017, 262034, 524068, 1342039, 2684078, 5368156, 49655443, 99310886, 198621772]

約数ペア:

[(1, 198621772), (2, 99310886), (4, 49655443), (37, 5368156), (74, 2684078), (148, 1342039), (379, 524068), (758, 262034), (1516, 131017), (3541, 56092), (7082, 28046), (14023, 14164)]