20159535

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7187}}^1$

素因数の和:7223

約数の個数: 32

約数和(自身を含む): 37262592

約数和(自身を除く): 17103057

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 561, 935, 2805, 7187, 21561, 35935, 79057, 107805, 122179, 237171, 366537, 395285, 610895, 1185855, 1343969, 1832685, 4031907, 6719845, 20159535]

約数ペア:

[(1, 20159535), (3, 6719845), (5, 4031907), (11, 1832685), (15, 1343969), (17, 1185855), (33, 610895), (51, 395285), (55, 366537), (85, 237171), (165, 122179), (187, 107805), (255, 79057), (561, 35935), (935, 21561), (2805, 7187)]