20212056

素因数分解:

$2^3\times 3^2\times {\mathrm{347}}^1\times {\mathrm{809}}^1$

素因数の和:1168

約数の個数: 48

約数和(自身を含む): 54966600

約数和(自身を除く): 34754544

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 347, 694, 809, 1041, 1388, 1618, 2082, 2427, 2776, 3123, 3236, 4164, 4854, 6246, 6472, 7281, 8328, 9708, 12492, 14562, 19416, 24984, 29124, 58248, 280723, 561446, 842169, 1122892, 1684338, 2245784, 2526507, 3368676, 5053014, 6737352, 10106028, 20212056]

約数ペア:

[(1, 20212056), (2, 10106028), (3, 6737352), (4, 5053014), (6, 3368676), (8, 2526507), (9, 2245784), (12, 1684338), (18, 1122892), (24, 842169), (36, 561446), (72, 280723), (347, 58248), (694, 29124), (809, 24984), (1041, 19416), (1388, 14562), (1618, 12492), (2082, 9708), (2427, 8328), (2776, 7281), (3123, 6472), (3236, 6246), (4164, 4854)]