31980382

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1103}}^1$

素因数の和:1240

約数の個数: 32

約数和(自身を含む): 58291200

約数和(自身を除く): 26310818

約数列:

[1, 2, 7, 14, 19, 38, 109, 133, 218, 266, 763, 1103, 1526, 2071, 2206, 4142, 7721, 14497, 15442, 20957, 28994, 41914, 120227, 146699, 240454, 293398, 841589, 1683178, 2284313, 4568626, 15990191, 31980382]

約数ペア:

[(1, 31980382), (2, 15990191), (7, 4568626), (14, 2284313), (19, 1683178), (38, 841589), (109, 293398), (133, 240454), (218, 146699), (266, 120227), (763, 41914), (1103, 28994), (1526, 20957), (2071, 15442), (2206, 14497), (4142, 7721)]