31581424

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{7621}}^1$

素因数の和:7673

約数の個数: 40

約数和(自身を含む): 71829728

約数和(自身を除く): 40248304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 56, 74, 112, 148, 259, 296, 518, 592, 1036, 2072, 4144, 7621, 15242, 30484, 53347, 60968, 106694, 121936, 213388, 281977, 426776, 563954, 853552, 1127908, 1973839, 2255816, 3947678, 4511632, 7895356, 15790712, 31581424]

約数ペア:

[(1, 31581424), (2, 15790712), (4, 7895356), (7, 4511632), (8, 3947678), (14, 2255816), (16, 1973839), (28, 1127908), (37, 853552), (56, 563954), (74, 426776), (112, 281977), (148, 213388), (259, 121936), (296, 106694), (518, 60968), (592, 53347), (1036, 30484), (2072, 15242), (4144, 7621)]