20160774776

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{397}}^1\times {\mathrm{2063}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 40367134080

約数和(自身を除く): 20206359304

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 181, 362, 397, 724, 794, 1448, 1588, 2063, 3077, 3176, 4126, 6154, 6749, 8252, 12308, 13498, 16504, 24616, 26996, 35071, 53992, 70142, 71857, 140284, 143714, 280568, 287428, 373403, 574856, 746806, 819011, 1221569, 1493612, 1638022, 2443138, 2987224, 3276044, 4886276, 6347851, 6552088, 9772552, 12695702, 13923187, 25391404, 27846374, 50782808, 55692748, 111385496, 148240991, 296481982, 592963964, 1185927928, 2520096847, 5040193694, 10080387388, 20160774776]

約数ペア:

[(1, 20160774776), (2, 10080387388), (4, 5040193694), (8, 2520096847), (17, 1185927928), (34, 592963964), (68, 296481982), (136, 148240991), (181, 111385496), (362, 55692748), (397, 50782808), (724, 27846374), (794, 25391404), (1448, 13923187), (1588, 12695702), (2063, 9772552), (3077, 6552088), (3176, 6347851), (4126, 4886276), (6154, 3276044), (6749, 2987224), (8252, 2443138), (12308, 1638022), (13498, 1493612), (16504, 1221569), (24616, 819011), (26996, 746806), (35071, 574856), (53992, 373403), (70142, 287428), (71857, 280568), (140284, 143714)]