1121751728

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{787747}}^1$

素因数の和:787844

約数の個数: 20

約数和(自身を含む): 2197816920

約数和(自身を除く): 1076065192

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 787747, 1575494, 3150988, 6301976, 12603952, 70109483, 140218966, 280437932, 560875864, 1121751728]

約数ペア:

[(1, 1121751728), (2, 560875864), (4, 280437932), (8, 140218966), (16, 70109483), (89, 12603952), (178, 6301976), (356, 3150988), (712, 1575494), (1424, 787747)]