20825709376

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{36599}}^1$

素因数の和:37151

約数の個数: 56

約数和(自身を含む): 43841822400

約数和(自身を除く): 23016113024

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 523, 544, 1046, 1088, 2092, 4184, 8368, 8891, 16736, 17782, 33472, 35564, 36599, 71128, 73198, 142256, 146396, 284512, 292792, 569024, 585584, 622183, 1171168, 1244366, 2342336, 2488732, 4977464, 9954928, 19141277, 19909856, 38282554, 39819712, 76565108, 153130216, 306260432, 325401709, 612520864, 650803418, 1225041728, 1301606836, 2603213672, 5206427344, 10412854688, 20825709376]

約数ペア:

[(1, 20825709376), (2, 10412854688), (4, 5206427344), (8, 2603213672), (16, 1301606836), (17, 1225041728), (32, 650803418), (34, 612520864), (64, 325401709), (68, 306260432), (136, 153130216), (272, 76565108), (523, 39819712), (544, 38282554), (1046, 19909856), (1088, 19141277), (2092, 9954928), (4184, 4977464), (8368, 2488732), (8891, 2342336), (16736, 1244366), (17782, 1171168), (33472, 622183), (35564, 585584), (36599, 569024), (71128, 292792), (73198, 284512), (142256, 146396)]