39389584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9967}}^1$

素因数の和:10007

約数の個数: 40

約数和(自身を含む): 86522240

約数和(自身を除く): 47132656

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 9967, 19934, 39868, 79736, 129571, 159472, 189373, 259142, 378746, 518284, 757492, 1036568, 1514984, 2073136, 2461849, 3029968, 4923698, 9847396, 19694792, 39389584]

約数ペア:

[(1, 39389584), (2, 19694792), (4, 9847396), (8, 4923698), (13, 3029968), (16, 2461849), (19, 2073136), (26, 1514984), (38, 1036568), (52, 757492), (76, 518284), (104, 378746), (152, 259142), (208, 189373), (247, 159472), (304, 129571), (494, 79736), (988, 39868), (1976, 19934), (3952, 9967)]