20621904996

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{455471}}^1$

素因数の和:455510

約数の個数: 96

約数和(自身を含む): 61215436800

約数和(自身を除く): 40593531804

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 49, 66, 77, 84, 98, 132, 147, 154, 196, 231, 294, 308, 343, 462, 539, 588, 686, 924, 1029, 1078, 1372, 1617, 2058, 2156, 3234, 3773, 4116, 6468, 7546, 11319, 15092, 22638, 45276, 455471, 910942, 1366413, 1821884, 2732826, 3188297, 5010181, 5465652, 6376594, 9564891, 10020362, 12753188, 15030543, 19129782, 20040724, 22318079, 30061086, 35071267, 38259564, 44636158, 60122172, 66954237, 70142534, 89272316, 105213801, 133908474, 140285068, 156226553, 210427602, 245498869, 267816948, 312453106, 420855204, 468679659, 490997738, 624906212, 736496607, 937359318, 981995476, 1472993214, 1718492083, 1874718636, 2945986428, 3436984166, 5155476249, 6873968332, 10310952498, 20621904996]

約数ペア:

[(1, 20621904996), (2, 10310952498), (3, 6873968332), (4, 5155476249), (6, 3436984166), (7, 2945986428), (11, 1874718636), (12, 1718492083), (14, 1472993214), (21, 981995476), (22, 937359318), (28, 736496607), (33, 624906212), (42, 490997738), (44, 468679659), (49, 420855204), (66, 312453106), (77, 267816948), (84, 245498869), (98, 210427602), (132, 156226553), (147, 140285068), (154, 133908474), (196, 105213801), (231, 89272316), (294, 70142534), (308, 66954237), (343, 60122172), (462, 44636158), (539, 38259564), (588, 35071267), (686, 30061086), (924, 22318079), (1029, 20040724), (1078, 19129782), (1372, 15030543), (1617, 12753188), (2058, 10020362), (2156, 9564891), (3234, 6376594), (3773, 5465652), (4116, 5010181), (6468, 3188297), (7546, 2732826), (11319, 1821884), (15092, 1366413), (22638, 910942), (45276, 455471)]