20696472

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{41}}^2$

素因数の和:119

約数の個数: 120

約数和(自身を含む): 62544900

約数和(自身を除く): 41848428

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 41, 54, 57, 72, 76, 81, 82, 108, 114, 123, 152, 162, 164, 171, 216, 228, 246, 324, 328, 342, 369, 456, 492, 513, 648, 684, 738, 779, 984, 1026, 1107, 1368, 1476, 1539, 1558, 1681, 2052, 2214, 2337, 2952, 3078, 3116, 3321, 3362, 4104, 4428, 4674, 5043, 6156, 6232, 6642, 6724, 7011, 8856, 9348, 10086, 12312, 13284, 13448, 14022, 15129, 18696, 20172, 21033, 26568, 28044, 30258, 31939, 40344, 42066, 45387, 56088, 60516, 63099, 63878, 84132, 90774, 95817, 121032, 126198, 127756, 136161, 168264, 181548, 191634, 252396, 255512, 272322, 287451, 363096, 383268, 504792, 544644, 574902, 766536, 862353, 1089288, 1149804, 1724706, 2299608, 2587059, 3449412, 5174118, 6898824, 10348236, 20696472]

約数ペア:

[(1, 20696472), (2, 10348236), (3, 6898824), (4, 5174118), (6, 3449412), (8, 2587059), (9, 2299608), (12, 1724706), (18, 1149804), (19, 1089288), (24, 862353), (27, 766536), (36, 574902), (38, 544644), (41, 504792), (54, 383268), (57, 363096), (72, 287451), (76, 272322), (81, 255512), (82, 252396), (108, 191634), (114, 181548), (123, 168264), (152, 136161), (162, 127756), (164, 126198), (171, 121032), (216, 95817), (228, 90774), (246, 84132), (324, 63878), (328, 63099), (342, 60516), (369, 56088), (456, 45387), (492, 42066), (513, 40344), (648, 31939), (684, 30258), (738, 28044), (779, 26568), (984, 21033), (1026, 20172), (1107, 18696), (1368, 15129), (1476, 14022), (1539, 13448), (1558, 13284), (1681, 12312), (2052, 10086), (2214, 9348), (2337, 8856), (2952, 7011), (3078, 6724), (3116, 6642), (3321, 6232), (3362, 6156), (4104, 5043), (4428, 4674)]