20121701168

素因数分解:

$2^4\times {\mathrm{523}}^1\times {\mathrm{601}}^1\times {\mathrm{4001}}^1$

素因数の和:5133

約数の個数: 40

約数和(自身を含む): 39135109776

約数和(自身を除く): 19013408608

約数列:

[1, 2, 4, 8, 16, 523, 601, 1046, 1202, 2092, 2404, 4001, 4184, 4808, 8002, 8368, 9616, 16004, 32008, 64016, 314323, 628646, 1257292, 2092523, 2404601, 2514584, 4185046, 4809202, 5029168, 8370092, 9618404, 16740184, 19236808, 33480368, 38473616, 1257606323, 2515212646, 5030425292, 10060850584, 20121701168]

約数ペア:

[(1, 20121701168), (2, 10060850584), (4, 5030425292), (8, 2515212646), (16, 1257606323), (523, 38473616), (601, 33480368), (1046, 19236808), (1202, 16740184), (2092, 9618404), (2404, 8370092), (4001, 5029168), (4184, 4809202), (4808, 4185046), (8002, 2514584), (8368, 2404601), (9616, 2092523), (16004, 1257292), (32008, 628646), (64016, 314323)]