20155272496

素因数分解:

$2^4\times {\mathrm{4549}}^1\times {\mathrm{276919}}^1$

素因数の和:281476

約数の個数: 20

約数和(自身を含む): 39059566000

約数和(自身を除く): 18904293504

約数列:

[1, 2, 4, 8, 16, 4549, 9098, 18196, 36392, 72784, 276919, 553838, 1107676, 2215352, 4430704, 1259704531, 2519409062, 5038818124, 10077636248, 20155272496]

約数ペア:

[(1, 20155272496), (2, 10077636248), (4, 5038818124), (8, 2519409062), (16, 1259704531), (4549, 4430704), (9098, 2215352), (18196, 1107676), (36392, 553838), (72784, 276919)]