2021521528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19437707}}^1$

素因数の和:19437726

約数の個数: 16

約数和(自身を含む): 4081918680

約数和(自身を除く): 2060397152

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 19437707, 38875414, 77750828, 155501656, 252690191, 505380382, 1010760764, 2021521528]

約数ペア:

[(1, 2021521528), (2, 1010760764), (4, 505380382), (8, 252690191), (13, 155501656), (26, 77750828), (52, 38875414), (104, 19437707)]