20210571376

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{7301507}}^1$

素因数の和:7301688

約数の個数: 20

約数和(自身を含む): 39384334152

約数和(自身を除く): 19173762776

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 7301507, 14603014, 29206028, 58412056, 116824112, 1263160711, 2526321422, 5052642844, 10105285688, 20210571376]

約数ペア:

[(1, 20210571376), (2, 10105285688), (4, 5052642844), (8, 2526321422), (16, 1263160711), (173, 116824112), (346, 58412056), (692, 29206028), (1384, 14603014), (2768, 7301507)]