17993228

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21523}}^1$

素因数の和:21557

約数の個数: 24

約数和(自身を含む): 36160320

約数和(自身を除く): 18167092

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 21523, 43046, 86092, 236753, 408937, 473506, 817874, 947012, 1635748, 4498307, 8996614, 17993228]

約数ペア:

[(1, 17993228), (2, 8996614), (4, 4498307), (11, 1635748), (19, 947012), (22, 817874), (38, 473506), (44, 408937), (76, 236753), (209, 86092), (418, 43046), (836, 21523)]