870967448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{440773}}^1$

素因数の和:440811

約数の個数: 32

約数和(自身を含む): 1851250800

約数和(自身を除く): 980283352

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 440773, 881546, 1763092, 3526184, 5730049, 8374687, 11460098, 16749374, 22920196, 33498748, 45840392, 66997496, 108870931, 217741862, 435483724, 870967448]

約数ペア:

[(1, 870967448), (2, 435483724), (4, 217741862), (8, 108870931), (13, 66997496), (19, 45840392), (26, 33498748), (38, 22920196), (52, 16749374), (76, 11460098), (104, 8374687), (152, 5730049), (247, 3526184), (494, 1763092), (988, 881546), (1976, 440773)]