31192928

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 66679200

約数和(自身を除く): 35486272

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 167, 208, 334, 416, 449, 668, 898, 1336, 1796, 2171, 2672, 3592, 4342, 5344, 5837, 7184, 8684, 11674, 14368, 17368, 23348, 34736, 46696, 69472, 74983, 93392, 149966, 186784, 299932, 599864, 974779, 1199728, 1949558, 2399456, 3899116, 7798232, 15596464, 31192928]

約数ペア:

[(1, 31192928), (2, 15596464), (4, 7798232), (8, 3899116), (13, 2399456), (16, 1949558), (26, 1199728), (32, 974779), (52, 599864), (104, 299932), (167, 186784), (208, 149966), (334, 93392), (416, 74983), (449, 69472), (668, 46696), (898, 34736), (1336, 23348), (1796, 17368), (2171, 14368), (2672, 11674), (3592, 8684), (4342, 7184), (5344, 5837)]