20791130944

素因数分解:

$2^6\times {\mathrm{17827}}^1\times {\mathrm{18223}}^1$

素因数の和:36062

約数の個数: 28

約数和(自身を含む): 41261978944

約数和(自身を除く): 20470848000

約数列:

[1, 2, 4, 8, 16, 32, 64, 17827, 18223, 35654, 36446, 71308, 72892, 142616, 145784, 285232, 291568, 570464, 583136, 1140928, 1166272, 324861421, 649722842, 1299445684, 2598891368, 5197782736, 10395565472, 20791130944]

約数ペア:

[(1, 20791130944), (2, 10395565472), (4, 5197782736), (8, 2598891368), (16, 1299445684), (32, 649722842), (64, 324861421), (17827, 1166272), (18223, 1140928), (35654, 583136), (36446, 570464), (71308, 291568), (72892, 285232), (142616, 145784)]