20771528904

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{757}}^1\times {\mathrm{54443}}^1$

素因数の和:55219

約数の個数: 96

約数和(自身を含む): 64378941120

約数和(自身を除く): 43607412216

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 757, 1514, 2271, 3028, 4542, 5299, 6056, 6813, 9084, 10598, 13626, 15897, 18168, 21196, 27252, 31794, 42392, 47691, 54443, 54504, 63588, 95382, 108886, 127176, 163329, 190764, 217772, 326658, 381101, 381528, 435544, 489987, 653316, 762202, 979974, 1143303, 1306632, 1524404, 1959948, 2286606, 3048808, 3429909, 3919896, 4573212, 6859818, 9146424, 13719636, 27439272, 41213351, 82426702, 123640053, 164853404, 247280106, 288493457, 329706808, 370920159, 494560212, 576986914, 741840318, 865480371, 989120424, 1153973828, 1483680636, 1730960742, 2307947656, 2596441113, 2967361272, 3461921484, 5192882226, 6923842968, 10385764452, 20771528904]

約数ペア:

[(1, 20771528904), (2, 10385764452), (3, 6923842968), (4, 5192882226), (6, 3461921484), (7, 2967361272), (8, 2596441113), (9, 2307947656), (12, 1730960742), (14, 1483680636), (18, 1153973828), (21, 989120424), (24, 865480371), (28, 741840318), (36, 576986914), (42, 494560212), (56, 370920159), (63, 329706808), (72, 288493457), (84, 247280106), (126, 164853404), (168, 123640053), (252, 82426702), (504, 41213351), (757, 27439272), (1514, 13719636), (2271, 9146424), (3028, 6859818), (4542, 4573212), (5299, 3919896), (6056, 3429909), (6813, 3048808), (9084, 2286606), (10598, 1959948), (13626, 1524404), (15897, 1306632), (18168, 1143303), (21196, 979974), (27252, 762202), (31794, 653316), (42392, 489987), (47691, 435544), (54443, 381528), (54504, 381101), (63588, 326658), (95382, 217772), (108886, 190764), (127176, 163329)]