19694792

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9967}}^1$

素因数の和:10005

約数の個数: 32

約数和(自身を含む): 41865600

約数和(自身を除く): 22170808

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 9967, 19934, 39868, 79736, 129571, 189373, 259142, 378746, 518284, 757492, 1036568, 1514984, 2461849, 4923698, 9847396, 19694792]

約数ペア:

[(1, 19694792), (2, 9847396), (4, 4923698), (8, 2461849), (13, 1514984), (19, 1036568), (26, 757492), (38, 518284), (52, 378746), (76, 259142), (104, 189373), (152, 129571), (247, 79736), (494, 39868), (988, 19934), (1976, 9967)]