20076890616

素因数分解:

$2^3\times 3^2\times {\mathrm{389}}^1\times {\mathrm{716827}}^1$

素因数の和:717228

約数の個数: 48

約数和(自身を含む): 54514769400

約数和(自身を除く): 34437878784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 389, 778, 1167, 1556, 2334, 3112, 3501, 4668, 7002, 9336, 14004, 28008, 716827, 1433654, 2150481, 2867308, 4300962, 5734616, 6451443, 8601924, 12902886, 17203848, 25805772, 51611544, 278845703, 557691406, 836537109, 1115382812, 1673074218, 2230765624, 2509611327, 3346148436, 5019222654, 6692296872, 10038445308, 20076890616]

約数ペア:

[(1, 20076890616), (2, 10038445308), (3, 6692296872), (4, 5019222654), (6, 3346148436), (8, 2509611327), (9, 2230765624), (12, 1673074218), (18, 1115382812), (24, 836537109), (36, 557691406), (72, 278845703), (389, 51611544), (778, 25805772), (1167, 17203848), (1556, 12902886), (2334, 8601924), (3112, 6451443), (3501, 5734616), (4668, 4300962), (7002, 2867308), (9336, 2150481), (14004, 1433654), (28008, 716827)]