20786692008

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{1889}}^1$

素因数の和:2203

約数の個数: 128

約数和(自身を含む): 54524534400

約数和(自身を除く): 33737842392

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 53, 82, 106, 123, 159, 164, 211, 212, 246, 318, 328, 422, 424, 492, 633, 636, 844, 984, 1266, 1272, 1688, 1889, 2173, 2532, 3778, 4346, 5064, 5667, 6519, 7556, 8651, 8692, 11183, 11334, 13038, 15112, 17302, 17384, 22366, 22668, 25953, 26076, 33549, 34604, 44732, 45336, 51906, 52152, 67098, 69208, 77449, 89464, 100117, 103812, 134196, 154898, 200234, 207624, 232347, 268392, 300351, 309796, 398579, 400468, 458503, 464694, 600702, 619592, 797158, 800936, 917006, 929388, 1195737, 1201404, 1375509, 1594316, 1834012, 1858776, 2391474, 2402808, 2751018, 3188632, 3668024, 4104797, 4782948, 5502036, 8209594, 9565896, 11004072, 12314391, 16341739, 16419188, 21124687, 24628782, 32683478, 32838376, 42249374, 49025217, 49257564, 63374061, 65366956, 84498748, 98050434, 98515128, 126748122, 130733912, 168997496, 196100868, 253496244, 392201736, 506992488, 866112167, 1732224334, 2598336501, 3464448668, 5196673002, 6928897336, 10393346004, 20786692008]

約数ペア:

[(1, 20786692008), (2, 10393346004), (3, 6928897336), (4, 5196673002), (6, 3464448668), (8, 2598336501), (12, 1732224334), (24, 866112167), (41, 506992488), (53, 392201736), (82, 253496244), (106, 196100868), (123, 168997496), (159, 130733912), (164, 126748122), (211, 98515128), (212, 98050434), (246, 84498748), (318, 65366956), (328, 63374061), (422, 49257564), (424, 49025217), (492, 42249374), (633, 32838376), (636, 32683478), (844, 24628782), (984, 21124687), (1266, 16419188), (1272, 16341739), (1688, 12314391), (1889, 11004072), (2173, 9565896), (2532, 8209594), (3778, 5502036), (4346, 4782948), (5064, 4104797), (5667, 3668024), (6519, 3188632), (7556, 2751018), (8651, 2402808), (8692, 2391474), (11183, 1858776), (11334, 1834012), (13038, 1594316), (15112, 1375509), (17302, 1201404), (17384, 1195737), (22366, 929388), (22668, 917006), (25953, 800936), (26076, 797158), (33549, 619592), (34604, 600702), (44732, 464694), (45336, 458503), (51906, 400468), (52152, 398579), (67098, 309796), (69208, 300351), (77449, 268392), (89464, 232347), (100117, 207624), (103812, 200234), (134196, 154898)]