19508876

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{4001}}^1$

素因数の和:4081

約数の個数: 24

約数和(自身を含む): 36306144

約数和(自身を除く): 16797268

約数列:

[1, 2, 4, 23, 46, 53, 92, 106, 212, 1219, 2438, 4001, 4876, 8002, 16004, 92023, 184046, 212053, 368092, 424106, 848212, 4877219, 9754438, 19508876]

約数ペア:

[(1, 19508876), (2, 9754438), (4, 4877219), (23, 848212), (46, 424106), (53, 368092), (92, 212053), (106, 184046), (212, 92023), (1219, 16004), (2438, 8002), (4001, 4876)]