20787710922

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{3620291}}^1$

素因数の和:3620339

約数の個数: 48

約数和(自身を含む): 50828899680

約数和(自身を除く): 30041188758

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 29, 33, 58, 66, 87, 99, 174, 198, 261, 319, 522, 638, 957, 1914, 2871, 5742, 3620291, 7240582, 10860873, 21721746, 32582619, 39823201, 65165238, 79646402, 104988439, 119469603, 209976878, 238939206, 314965317, 358408809, 629930634, 716817618, 944895951, 1154872829, 1889791902, 2309745658, 3464618487, 6929236974, 10393855461, 20787710922]

約数ペア:

[(1, 20787710922), (2, 10393855461), (3, 6929236974), (6, 3464618487), (9, 2309745658), (11, 1889791902), (18, 1154872829), (22, 944895951), (29, 716817618), (33, 629930634), (58, 358408809), (66, 314965317), (87, 238939206), (99, 209976878), (174, 119469603), (198, 104988439), (261, 79646402), (319, 65165238), (522, 39823201), (638, 32582619), (957, 21721746), (1914, 10860873), (2871, 7240582), (5742, 3620291)]