30781388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{22567}}^1$

素因数の和:22613

約数の個数: 24

約数和(自身を含む): 60662784

約数和(自身を除く): 29881396

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 22567, 45134, 90268, 248237, 496474, 699577, 992948, 1399154, 2798308, 7695347, 15390694, 30781388]

約数ペア:

[(1, 30781388), (2, 15390694), (4, 7695347), (11, 2798308), (22, 1399154), (31, 992948), (44, 699577), (62, 496474), (124, 248237), (341, 90268), (682, 45134), (1364, 22567)]