19566352

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{4951}}^1$

素因数の和:4991

約数の個数: 40

約数和(自身を含む): 42983360

約数和(自身を除く): 23417008

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 4951, 9902, 19804, 39608, 64363, 79216, 94069, 128726, 188138, 257452, 376276, 514904, 752552, 1029808, 1222897, 1505104, 2445794, 4891588, 9783176, 19566352]

約数ペア:

[(1, 19566352), (2, 9783176), (4, 4891588), (8, 2445794), (13, 1505104), (16, 1222897), (19, 1029808), (26, 752552), (38, 514904), (52, 376276), (76, 257452), (104, 188138), (152, 128726), (208, 94069), (247, 79216), (304, 64363), (494, 39608), (988, 19804), (1976, 9902), (3952, 4951)]