20163630545

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^2\times {\mathrm{239}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 26137036800

約数和(自身を除く): 5973406255

約数列:

[1, 5, 29, 31, 137, 145, 155, 239, 685, 899, 1195, 3973, 4247, 4495, 6931, 7409, 18769, 19865, 21235, 32743, 34655, 37045, 93845, 123163, 163715, 214861, 544301, 581839, 615815, 949547, 1015033, 1074305, 2721505, 2909195, 4485791, 4747735, 5075165, 16873331, 22428955, 29435957, 84366655, 130087939, 139059521, 147179785, 650439695, 695297605, 4032726109, 20163630545]

約数ペア:

[(1, 20163630545), (5, 4032726109), (29, 695297605), (31, 650439695), (137, 147179785), (145, 139059521), (155, 130087939), (239, 84366655), (685, 29435957), (899, 22428955), (1195, 16873331), (3973, 5075165), (4247, 4747735), (4495, 4485791), (6931, 2909195), (7409, 2721505), (18769, 1074305), (19865, 1015033), (21235, 949547), (32743, 615815), (34655, 581839), (37045, 544301), (93845, 214861), (123163, 163715)]