15821072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{733}}^1$

素因数の和:831

約数の個数: 40

約数和(自身を含む): 32765760

約数和(自身を除く): 16944688

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 733, 1136, 1349, 1466, 2698, 2932, 5396, 5864, 10792, 11728, 13927, 21584, 27854, 52043, 55708, 104086, 111416, 208172, 222832, 416344, 832688, 988817, 1977634, 3955268, 7910536, 15821072]

約数ペア:

[(1, 15821072), (2, 7910536), (4, 3955268), (8, 1977634), (16, 988817), (19, 832688), (38, 416344), (71, 222832), (76, 208172), (142, 111416), (152, 104086), (284, 55708), (304, 52043), (568, 27854), (733, 21584), (1136, 13927), (1349, 11728), (1466, 10792), (2698, 5864), (2932, 5396)]