20404015824

素因数分解:

$2^4\times 3^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1\times {\mathrm{5701}}^1$

素因数の和:6316

約数の個数: 80

約数和(自身を含む): 53147384064

約数和(自身を除く): 32743368240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 173, 346, 431, 519, 692, 862, 1038, 1293, 1384, 1724, 2076, 2586, 2768, 3448, 4152, 5172, 5701, 6896, 8304, 10344, 11402, 17103, 20688, 22804, 34206, 45608, 68412, 74563, 91216, 136824, 149126, 223689, 273648, 298252, 447378, 596504, 894756, 986273, 1193008, 1789512, 1972546, 2457131, 2958819, 3579024, 3945092, 4914262, 5917638, 7371393, 7890184, 9828524, 11835276, 14742786, 15780368, 19657048, 23670552, 29485572, 39314096, 47341104, 58971144, 117942288, 425083663, 850167326, 1275250989, 1700334652, 2550501978, 3400669304, 5101003956, 6801338608, 10202007912, 20404015824]

約数ペア:

[(1, 20404015824), (2, 10202007912), (3, 6801338608), (4, 5101003956), (6, 3400669304), (8, 2550501978), (12, 1700334652), (16, 1275250989), (24, 850167326), (48, 425083663), (173, 117942288), (346, 58971144), (431, 47341104), (519, 39314096), (692, 29485572), (862, 23670552), (1038, 19657048), (1293, 15780368), (1384, 14742786), (1724, 11835276), (2076, 9828524), (2586, 7890184), (2768, 7371393), (3448, 5917638), (4152, 4914262), (5172, 3945092), (5701, 3579024), (6896, 2958819), (8304, 2457131), (10344, 1972546), (11402, 1789512), (17103, 1193008), (20688, 986273), (22804, 894756), (34206, 596504), (45608, 447378), (68412, 298252), (74563, 273648), (91216, 223689), (136824, 149126)]