19625936

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5869}}^1$

素因数の和:5907

約数の個数: 40

約数和(自身を含む): 43672800

約数和(自身を除く): 24046864

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5869, 11738, 23476, 46952, 64559, 93904, 111511, 129118, 223022, 258236, 446044, 516472, 892088, 1032944, 1226621, 1784176, 2453242, 4906484, 9812968, 19625936]

約数ペア:

[(1, 19625936), (2, 9812968), (4, 4906484), (8, 2453242), (11, 1784176), (16, 1226621), (19, 1032944), (22, 892088), (38, 516472), (44, 446044), (76, 258236), (88, 223022), (152, 129118), (176, 111511), (209, 93904), (304, 64559), (418, 46952), (836, 23476), (1672, 11738), (3344, 5869)]