20176585492

素因数分解:

$2^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{359}}^1\times {\mathrm{20693}}^1$

素因数の和:21160

約数の個数: 48

約数和(自身を含む): 40884721920

約数和(自身を除く): 20708136428

約数列:

[1, 2, 4, 7, 14, 28, 97, 194, 359, 388, 679, 718, 1358, 1436, 2513, 2716, 5026, 10052, 20693, 34823, 41386, 69646, 82772, 139292, 144851, 243761, 289702, 487522, 579404, 975044, 2007221, 4014442, 7428787, 8028884, 14050547, 14857574, 28101094, 29715148, 52001509, 56202188, 104003018, 208006036, 720592339, 1441184678, 2882369356, 5044146373, 10088292746, 20176585492]

約数ペア:

[(1, 20176585492), (2, 10088292746), (4, 5044146373), (7, 2882369356), (14, 1441184678), (28, 720592339), (97, 208006036), (194, 104003018), (359, 56202188), (388, 52001509), (679, 29715148), (718, 28101094), (1358, 14857574), (1436, 14050547), (2513, 8028884), (2716, 7428787), (5026, 4014442), (10052, 2007221), (20693, 975044), (34823, 579404), (41386, 487522), (69646, 289702), (82772, 243761), (139292, 144851)]