1639742712

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{19867}}^1$

素因数の和:20076

約数の個数: 64

約数和(自身を含む): 4339171200

約数和(自身を除く): 2699428488

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 181, 228, 362, 456, 543, 724, 1086, 1448, 2172, 3439, 4344, 6878, 10317, 13756, 19867, 20634, 27512, 39734, 41268, 59601, 79468, 82536, 119202, 158936, 238404, 377473, 476808, 754946, 1132419, 1509892, 2264838, 3019784, 3595927, 4529676, 7191854, 9059352, 10787781, 14383708, 21575562, 28767416, 43151124, 68322613, 86302248, 136645226, 204967839, 273290452, 409935678, 546580904, 819871356, 1639742712]

約数ペア:

[(1, 1639742712), (2, 819871356), (3, 546580904), (4, 409935678), (6, 273290452), (8, 204967839), (12, 136645226), (19, 86302248), (24, 68322613), (38, 43151124), (57, 28767416), (76, 21575562), (114, 14383708), (152, 10787781), (181, 9059352), (228, 7191854), (362, 4529676), (456, 3595927), (543, 3019784), (724, 2264838), (1086, 1509892), (1448, 1132419), (2172, 754946), (3439, 476808), (4344, 377473), (6878, 238404), (10317, 158936), (13756, 119202), (19867, 82536), (20634, 79468), (27512, 59601), (39734, 41268)]