201997519201

素因数分解:

${\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{4250879}}^1$

素因数の和:4251000

約数の個数: 16

約数和(自身を含む): 221385830400

約数和(自身を除く): 19388311199

約数列:

[1, 19, 41, 61, 779, 1159, 2501, 47519, 4250879, 80766701, 174286039, 259303619, 3311434741, 4926768761, 10631448379, 201997519201]

約数ペア:

[(1, 201997519201), (19, 10631448379), (41, 4926768761), (61, 3311434741), (779, 259303619), (1159, 174286039), (2501, 80766701), (47519, 4250879)]