18640237252

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{15551}}^1$

素因数の和:15701

約数の個数: 96

約数和(自身を含む): 41699266560

約数和(自身を除く): 23059029308

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 37, 52, 74, 89, 91, 148, 178, 182, 259, 356, 364, 481, 518, 623, 962, 1036, 1157, 1246, 1924, 2314, 2492, 3293, 3367, 4628, 6586, 6734, 8099, 13172, 13468, 15551, 16198, 23051, 31102, 32396, 42809, 46102, 62204, 85618, 92204, 108857, 171236, 202163, 217714, 299663, 404326, 435428, 575387, 599326, 808652, 1150774, 1198652, 1384039, 1415141, 2301548, 2768078, 2830282, 4027709, 5536156, 5660564, 7480031, 8055418, 9688273, 14960062, 16110836, 17992507, 19376546, 29920124, 35985014, 38753092, 51209443, 52360217, 71970028, 102418886, 104720434, 125947549, 204837772, 209440868, 251895098, 358466101, 503790196, 665722759, 716932202, 1331445518, 1433864404, 2662891036, 4660059313, 9320118626, 18640237252]

約数ペア:

[(1, 18640237252), (2, 9320118626), (4, 4660059313), (7, 2662891036), (13, 1433864404), (14, 1331445518), (26, 716932202), (28, 665722759), (37, 503790196), (52, 358466101), (74, 251895098), (89, 209440868), (91, 204837772), (148, 125947549), (178, 104720434), (182, 102418886), (259, 71970028), (356, 52360217), (364, 51209443), (481, 38753092), (518, 35985014), (623, 29920124), (962, 19376546), (1036, 17992507), (1157, 16110836), (1246, 14960062), (1924, 9688273), (2314, 8055418), (2492, 7480031), (3293, 5660564), (3367, 5536156), (4628, 4027709), (6586, 2830282), (6734, 2768078), (8099, 2301548), (13172, 1415141), (13468, 1384039), (15551, 1198652), (16198, 1150774), (23051, 808652), (31102, 599326), (32396, 575387), (42809, 435428), (46102, 404326), (62204, 299663), (85618, 217714), (92204, 202163), (108857, 171236)]