42404998

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{23743}}^1$

素因数の和:23811

約数の個数: 16

約数和(自身を含む): 68382720

約数和(自身を除く): 25977722

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 23743, 47486, 451117, 902234, 1115921, 2231842, 21202499, 42404998]

約数ペア:

[(1, 42404998), (2, 21202499), (19, 2231842), (38, 1115921), (47, 902234), (94, 451117), (893, 47486), (1786, 23743)]