20122010805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{541}}^1\times {\mathrm{8293}}^1$

素因数の和:8878

約数の個数: 64

約数和(自身を含む): 36250486272

約数和(自身を除く): 16128475467

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 541, 897, 1495, 1623, 2705, 4485, 7033, 8115, 8293, 12443, 21099, 24879, 35165, 37329, 41465, 62215, 105495, 107809, 124395, 161759, 186645, 190739, 323427, 485277, 539045, 572217, 808795, 953695, 1617135, 2426385, 2479607, 2861085, 4486513, 7438821, 12398035, 13459539, 22432565, 37194105, 58324669, 67297695, 103189799, 174974007, 291623345, 309569397, 515948995, 874870035, 1341467387, 1547846985, 4024402161, 6707336935, 20122010805]

約数ペア:

[(1, 20122010805), (3, 6707336935), (5, 4024402161), (13, 1547846985), (15, 1341467387), (23, 874870035), (39, 515948995), (65, 309569397), (69, 291623345), (115, 174974007), (195, 103189799), (299, 67297695), (345, 58324669), (541, 37194105), (897, 22432565), (1495, 13459539), (1623, 12398035), (2705, 7438821), (4485, 4486513), (7033, 2861085), (8115, 2479607), (8293, 2426385), (12443, 1617135), (21099, 953695), (24879, 808795), (35165, 572217), (37329, 539045), (41465, 485277), (62215, 323427), (105495, 190739), (107809, 186645), (124395, 161759)]