19828545

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7069}}^1$

素因数の和:7105

約数の個数: 32

約数和(自身を含む): 36650880

約数和(自身を除く): 16822335

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7069, 21207, 35345, 77759, 106035, 120173, 233277, 360519, 388795, 600865, 1166385, 1321903, 1802595, 3965709, 6609515, 19828545]

約数ペア:

[(1, 19828545), (3, 6609515), (5, 3965709), (11, 1802595), (15, 1321903), (17, 1166385), (33, 600865), (51, 388795), (55, 360519), (85, 233277), (165, 120173), (187, 106035), (255, 77759), (561, 35345), (935, 21207), (2805, 7069)]