31497136

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9419}}^1$

素因数の和:9457

約数の個数: 40

約数和(自身を含む): 70084800

約数和(自身を除く): 38587664

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 9419, 18838, 37676, 75352, 103609, 150704, 178961, 207218, 357922, 414436, 715844, 828872, 1431688, 1657744, 1968571, 2863376, 3937142, 7874284, 15748568, 31497136]

約数ペア:

[(1, 31497136), (2, 15748568), (4, 7874284), (8, 3937142), (11, 2863376), (16, 1968571), (19, 1657744), (22, 1431688), (38, 828872), (44, 715844), (76, 414436), (88, 357922), (152, 207218), (176, 178961), (209, 150704), (304, 103609), (418, 75352), (836, 37676), (1672, 18838), (3344, 9419)]