20565673755

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{557}}^1\times {\mathrm{13163}}^1$

素因数の和:13756

約数の個数: 64

約数和(自身を含む): 38079134208

約数和(自身を除く): 17513460453

約数列:

[1, 3, 5, 11, 15, 17, 33, 51, 55, 85, 165, 187, 255, 557, 561, 935, 1671, 2785, 2805, 6127, 8355, 9469, 13163, 18381, 28407, 30635, 39489, 47345, 65815, 91905, 104159, 142035, 144793, 197445, 223771, 312477, 434379, 520795, 671313, 723965, 1118855, 1562385, 2171895, 2461481, 3356565, 7331791, 7384443, 12307405, 21995373, 36658955, 36922215, 80649701, 109976865, 124640447, 241949103, 373921341, 403248505, 623202235, 1209745515, 1371044917, 1869606705, 4113134751, 6855224585, 20565673755]

約数ペア:

[(1, 20565673755), (3, 6855224585), (5, 4113134751), (11, 1869606705), (15, 1371044917), (17, 1209745515), (33, 623202235), (51, 403248505), (55, 373921341), (85, 241949103), (165, 124640447), (187, 109976865), (255, 80649701), (557, 36922215), (561, 36658955), (935, 21995373), (1671, 12307405), (2785, 7384443), (2805, 7331791), (6127, 3356565), (8355, 2461481), (9469, 2171895), (13163, 1562385), (18381, 1118855), (28407, 723965), (30635, 671313), (39489, 520795), (47345, 434379), (65815, 312477), (91905, 223771), (104159, 197445), (142035, 144793)]