668056904

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{19973}}^1$

素因数の和:20129

約数の個数: 32

約数和(自身を含む): 1297910520

約数和(自身を除く): 629853616

約数列:

[1, 2, 4, 8, 37, 74, 113, 148, 226, 296, 452, 904, 4181, 8362, 16724, 19973, 33448, 39946, 79892, 159784, 739001, 1478002, 2256949, 2956004, 4513898, 5912008, 9027796, 18055592, 83507113, 167014226, 334028452, 668056904]

約数ペア:

[(1, 668056904), (2, 334028452), (4, 167014226), (8, 83507113), (37, 18055592), (74, 9027796), (113, 5912008), (148, 4513898), (226, 2956004), (296, 2256949), (452, 1478002), (904, 739001), (4181, 159784), (8362, 79892), (16724, 39946), (19973, 33448)]