20165694978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1\times {\mathrm{20071}}^1$

素因数の和:21271

約数の個数: 64

約数和(自身を含む): 47425158144

約数和(自身を除く): 27259463166

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 1171, 2342, 3513, 7026, 12881, 15223, 20071, 25762, 30446, 38643, 40142, 45669, 60213, 77286, 91338, 120426, 167453, 220781, 260923, 334906, 441562, 502359, 521846, 662343, 782769, 1004718, 1324686, 1565538, 2870153, 5740306, 8610459, 17220918, 23503141, 47006282, 70509423, 141018846, 258534551, 305540833, 517069102, 611081666, 775603653, 916622499, 1551207306, 1833244998, 3360949163, 6721898326, 10082847489, 20165694978]

約数ペア:

[(1, 20165694978), (2, 10082847489), (3, 6721898326), (6, 3360949163), (11, 1833244998), (13, 1551207306), (22, 916622499), (26, 775603653), (33, 611081666), (39, 517069102), (66, 305540833), (78, 258534551), (143, 141018846), (286, 70509423), (429, 47006282), (858, 23503141), (1171, 17220918), (2342, 8610459), (3513, 5740306), (7026, 2870153), (12881, 1565538), (15223, 1324686), (20071, 1004718), (25762, 782769), (30446, 662343), (38643, 521846), (40142, 502359), (45669, 441562), (60213, 334906), (77286, 260923), (91338, 220781), (120426, 167453)]