20889257536

素因数分解:

$2^6\times 7^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{26813}}^1$

素因数の和:26916

約数の個数: 112

約数和(自身を含む): 49691275776

約数和(自身を除く): 28802018240

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 37, 47, 56, 64, 74, 94, 112, 148, 188, 224, 259, 296, 329, 376, 448, 518, 592, 658, 752, 1036, 1184, 1316, 1504, 1739, 2072, 2368, 2632, 3008, 3478, 4144, 5264, 6956, 8288, 10528, 12173, 13912, 16576, 21056, 24346, 26813, 27824, 48692, 53626, 55648, 97384, 107252, 111296, 187691, 194768, 214504, 375382, 389536, 429008, 750764, 779072, 858016, 992081, 1260211, 1501528, 1716032, 1984162, 2520422, 3003056, 3968324, 5040844, 6006112, 6944567, 7936648, 8821477, 10081688, 12012224, 13889134, 15873296, 17642954, 20163376, 27778268, 31746592, 35285908, 40326752, 46627807, 55556536, 63493184, 70571816, 80653504, 93255614, 111113072, 141143632, 186511228, 222226144, 282287264, 326394649, 373022456, 444452288, 564574528, 652789298, 746044912, 1305578596, 1492089824, 2611157192, 2984179648, 5222314384, 10444628768, 20889257536]

約数ペア:

[(1, 20889257536), (2, 10444628768), (4, 5222314384), (7, 2984179648), (8, 2611157192), (14, 1492089824), (16, 1305578596), (28, 746044912), (32, 652789298), (37, 564574528), (47, 444452288), (56, 373022456), (64, 326394649), (74, 282287264), (94, 222226144), (112, 186511228), (148, 141143632), (188, 111113072), (224, 93255614), (259, 80653504), (296, 70571816), (329, 63493184), (376, 55556536), (448, 46627807), (518, 40326752), (592, 35285908), (658, 31746592), (752, 27778268), (1036, 20163376), (1184, 17642954), (1316, 15873296), (1504, 13889134), (1739, 12012224), (2072, 10081688), (2368, 8821477), (2632, 7936648), (3008, 6944567), (3478, 6006112), (4144, 5040844), (5264, 3968324), (6956, 3003056), (8288, 2520422), (10528, 1984162), (12173, 1716032), (13912, 1501528), (16576, 1260211), (21056, 992081), (24346, 858016), (26813, 779072), (27824, 750764), (48692, 429008), (53626, 389536), (55648, 375382), (97384, 214504), (107252, 194768), (111296, 187691)]