20889526

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{599}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 37324800

約数和(自身を除く): 16435274

約数列:

[1, 2, 7, 14, 47, 53, 94, 106, 329, 371, 599, 658, 742, 1198, 2491, 4193, 4982, 8386, 17437, 28153, 31747, 34874, 56306, 63494, 197071, 222229, 394142, 444458, 1492109, 2984218, 10444763, 20889526]

約数ペア:

[(1, 20889526), (2, 10444763), (7, 2984218), (14, 1492109), (47, 444458), (53, 394142), (94, 222229), (106, 197071), (329, 63494), (371, 56306), (599, 34874), (658, 31747), (742, 28153), (1198, 17437), (2491, 8386), (4193, 4982)]