20232728

素因数分解:

$2^3\times {\mathrm{71}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:455

約数の個数: 32

約数和(自身を含む): 38880000

約数和(自身を除く): 18647272

約数列:

[1, 2, 4, 8, 71, 142, 179, 199, 284, 358, 398, 568, 716, 796, 1432, 1592, 12709, 14129, 25418, 28258, 35621, 50836, 56516, 71242, 101672, 113032, 142484, 284968, 2529091, 5058182, 10116364, 20232728]

約数ペア:

[(1, 20232728), (2, 10116364), (4, 5058182), (8, 2529091), (71, 284968), (142, 142484), (179, 113032), (199, 101672), (284, 71242), (358, 56516), (398, 50836), (568, 35621), (716, 28258), (796, 25418), (1432, 14129), (1592, 12709)]