17919952

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{463}}^1$

素因数の和:571

約数の個数: 40

約数和(自身を含む): 36247680

約数和(自身を除く): 18327728

約数列:

[1, 2, 4, 8, 16, 41, 59, 82, 118, 164, 236, 328, 463, 472, 656, 926, 944, 1852, 2419, 3704, 4838, 7408, 9676, 18983, 19352, 27317, 37966, 38704, 54634, 75932, 109268, 151864, 218536, 303728, 437072, 1119997, 2239994, 4479988, 8959976, 17919952]

約数ペア:

[(1, 17919952), (2, 8959976), (4, 4479988), (8, 2239994), (16, 1119997), (41, 437072), (59, 303728), (82, 218536), (118, 151864), (164, 109268), (236, 75932), (328, 54634), (463, 38704), (472, 37966), (656, 27317), (926, 19352), (944, 18983), (1852, 9676), (2419, 7408), (3704, 4838)]