20661432

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1283}}^1$

素因数の和:1364

約数の個数: 64

約数和(自身を含む): 57317760

約数和(自身を除く): 36656328

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 61, 66, 88, 122, 132, 183, 244, 264, 366, 488, 671, 732, 1283, 1342, 1464, 2013, 2566, 2684, 3849, 4026, 5132, 5368, 7698, 8052, 10264, 14113, 15396, 16104, 28226, 30792, 42339, 56452, 78263, 84678, 112904, 156526, 169356, 234789, 313052, 338712, 469578, 626104, 860893, 939156, 1721786, 1878312, 2582679, 3443572, 5165358, 6887144, 10330716, 20661432]

約数ペア:

[(1, 20661432), (2, 10330716), (3, 6887144), (4, 5165358), (6, 3443572), (8, 2582679), (11, 1878312), (12, 1721786), (22, 939156), (24, 860893), (33, 626104), (44, 469578), (61, 338712), (66, 313052), (88, 234789), (122, 169356), (132, 156526), (183, 112904), (244, 84678), (264, 78263), (366, 56452), (488, 42339), (671, 30792), (732, 28226), (1283, 16104), (1342, 15396), (1464, 14113), (2013, 10264), (2566, 8052), (2684, 7698), (3849, 5368), (4026, 5132)]