20542420486

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{6073}}^1$

素因数の和:6277

約数の個数: 64

約数和(自身を含む): 37029436416

約数和(自身を除く): 16487015930

約数列:

[1, 2, 7, 14, 41, 71, 82, 83, 142, 166, 287, 497, 574, 581, 994, 1162, 2911, 3403, 5822, 5893, 6073, 6806, 11786, 12146, 20377, 23821, 40754, 41251, 42511, 47642, 82502, 85022, 241613, 248993, 431183, 483226, 497986, 504059, 862366, 1008118, 1691291, 1742951, 3018281, 3382582, 3485902, 3528413, 6036562, 7056826, 17678503, 20666419, 35357006, 35788189, 41332838, 71576378, 123749521, 144664933, 247499042, 250517323, 289329866, 501034646, 1467315749, 2934631498, 10271210243, 20542420486]

約数ペア:

[(1, 20542420486), (2, 10271210243), (7, 2934631498), (14, 1467315749), (41, 501034646), (71, 289329866), (82, 250517323), (83, 247499042), (142, 144664933), (166, 123749521), (287, 71576378), (497, 41332838), (574, 35788189), (581, 35357006), (994, 20666419), (1162, 17678503), (2911, 7056826), (3403, 6036562), (5822, 3528413), (5893, 3485902), (6073, 3382582), (6806, 3018281), (11786, 1742951), (12146, 1691291), (20377, 1008118), (23821, 862366), (40754, 504059), (41251, 497986), (42511, 483226), (47642, 431183), (82502, 248993), (85022, 241613)]