20685456

素因数分解:

$2^4\times 3^4\times {\mathrm{11}}^1\times {\mathrm{1451}}^1$

素因数の和:1482

約数の個数: 100

約数和(自身を含む): 65357424

約数和(自身を除く): 44671968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 72, 81, 88, 99, 108, 132, 144, 162, 176, 198, 216, 264, 297, 324, 396, 432, 528, 594, 648, 792, 891, 1188, 1296, 1451, 1584, 1782, 2376, 2902, 3564, 4353, 4752, 5804, 7128, 8706, 11608, 13059, 14256, 15961, 17412, 23216, 26118, 31922, 34824, 39177, 47883, 52236, 63844, 69648, 78354, 95766, 104472, 117531, 127688, 143649, 156708, 191532, 208944, 235062, 255376, 287298, 313416, 383064, 430947, 470124, 574596, 626832, 766128, 861894, 940248, 1149192, 1292841, 1723788, 1880496, 2298384, 2585682, 3447576, 5171364, 6895152, 10342728, 20685456]

約数ペア:

[(1, 20685456), (2, 10342728), (3, 6895152), (4, 5171364), (6, 3447576), (8, 2585682), (9, 2298384), (11, 1880496), (12, 1723788), (16, 1292841), (18, 1149192), (22, 940248), (24, 861894), (27, 766128), (33, 626832), (36, 574596), (44, 470124), (48, 430947), (54, 383064), (66, 313416), (72, 287298), (81, 255376), (88, 235062), (99, 208944), (108, 191532), (132, 156708), (144, 143649), (162, 127688), (176, 117531), (198, 104472), (216, 95766), (264, 78354), (297, 69648), (324, 63844), (396, 52236), (432, 47883), (528, 39177), (594, 34824), (648, 31922), (792, 26118), (891, 23216), (1188, 17412), (1296, 15961), (1451, 14256), (1584, 13059), (1782, 11608), (2376, 8706), (2902, 7128), (3564, 5804), (4353, 4752)]