20187735408

素因数分解:

$2^4\times 3^3\times {\mathrm{647}}^1\times {\mathrm{72227}}^1$

素因数の和:72891

約数の個数: 80

約数和(自身を含む): 58036642560

約数和(自身を除く): 37848907152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 647, 1294, 1941, 2588, 3882, 5176, 5823, 7764, 10352, 11646, 15528, 17469, 23292, 31056, 34938, 46584, 69876, 72227, 93168, 139752, 144454, 216681, 279504, 288908, 433362, 577816, 650043, 866724, 1155632, 1300086, 1733448, 1950129, 2600172, 3466896, 3900258, 5200344, 7800516, 10400688, 15601032, 31202064, 46730869, 93461738, 140192607, 186923476, 280385214, 373846952, 420577821, 560770428, 747693904, 841155642, 1121540856, 1261733463, 1682311284, 2243081712, 2523466926, 3364622568, 5046933852, 6729245136, 10093867704, 20187735408]

約数ペア:

[(1, 20187735408), (2, 10093867704), (3, 6729245136), (4, 5046933852), (6, 3364622568), (8, 2523466926), (9, 2243081712), (12, 1682311284), (16, 1261733463), (18, 1121540856), (24, 841155642), (27, 747693904), (36, 560770428), (48, 420577821), (54, 373846952), (72, 280385214), (108, 186923476), (144, 140192607), (216, 93461738), (432, 46730869), (647, 31202064), (1294, 15601032), (1941, 10400688), (2588, 7800516), (3882, 5200344), (5176, 3900258), (5823, 3466896), (7764, 2600172), (10352, 1950129), (11646, 1733448), (15528, 1300086), (17469, 1155632), (23292, 866724), (31056, 650043), (34938, 577816), (46584, 433362), (69876, 288908), (72227, 279504), (93168, 216681), (139752, 144454)]