1808990624

素因数分解:

$2^5\times 7^2\times {\mathrm{61}}^1\times {\mathrm{18913}}^1$

素因数の和:18998

約数の個数: 72

約数和(自身を含む): 4211050788

約数和(自身を除く): 2402060164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 61, 98, 112, 122, 196, 224, 244, 392, 427, 488, 784, 854, 976, 1568, 1708, 1952, 2989, 3416, 5978, 6832, 11956, 13664, 18913, 23912, 37826, 47824, 75652, 95648, 132391, 151304, 264782, 302608, 529564, 605216, 926737, 1059128, 1153693, 1853474, 2118256, 2307386, 3706948, 4236512, 4614772, 7413896, 8075851, 9229544, 14827792, 16151702, 18459088, 29655584, 32303404, 36918176, 56530957, 64606808, 113061914, 129213616, 226123828, 258427232, 452247656, 904495312, 1808990624]

約数ペア:

[(1, 1808990624), (2, 904495312), (4, 452247656), (7, 258427232), (8, 226123828), (14, 129213616), (16, 113061914), (28, 64606808), (32, 56530957), (49, 36918176), (56, 32303404), (61, 29655584), (98, 18459088), (112, 16151702), (122, 14827792), (196, 9229544), (224, 8075851), (244, 7413896), (392, 4614772), (427, 4236512), (488, 3706948), (784, 2307386), (854, 2118256), (976, 1853474), (1568, 1153693), (1708, 1059128), (1952, 926737), (2989, 605216), (3416, 529564), (5978, 302608), (6832, 264782), (11956, 151304), (13664, 132391), (18913, 95648), (23912, 75652), (37826, 47824)]