201002512

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{405247}}^1$

素因数の和:405286

約数の個数: 20

約数和(自身を含む): 402006016

約数和(自身を除く): 201003504

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 405247, 810494, 1620988, 3241976, 6483952, 12562657, 25125314, 50250628, 100501256, 201002512]

約数ペア:

[(1, 201002512), (2, 100501256), (4, 50250628), (8, 25125314), (16, 12562657), (31, 6483952), (62, 3241976), (124, 1620988), (248, 810494), (496, 405247)]