20186576296

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{21017}}^1$

素因数の和:21202

約数の個数: 64

約数和(自身を含む): 40858992000

約数和(自身を除く): 20672415704

約数列:

[1, 2, 4, 8, 19, 38, 71, 76, 89, 142, 152, 178, 284, 356, 568, 712, 1349, 1691, 2698, 3382, 5396, 6319, 6764, 10792, 12638, 13528, 21017, 25276, 42034, 50552, 84068, 120061, 168136, 240122, 399323, 480244, 798646, 960488, 1492207, 1597292, 1870513, 2984414, 3194584, 3741026, 5968828, 7482052, 11937656, 14964104, 28351933, 35539747, 56703866, 71079494, 113407732, 132806423, 142158988, 226815464, 265612846, 284317976, 531225692, 1062451384, 2523322037, 5046644074, 10093288148, 20186576296]

約数ペア:

[(1, 20186576296), (2, 10093288148), (4, 5046644074), (8, 2523322037), (19, 1062451384), (38, 531225692), (71, 284317976), (76, 265612846), (89, 226815464), (142, 142158988), (152, 132806423), (178, 113407732), (284, 71079494), (356, 56703866), (568, 35539747), (712, 28351933), (1349, 14964104), (1691, 11937656), (2698, 7482052), (3382, 5968828), (5396, 3741026), (6319, 3194584), (6764, 2984414), (10792, 1870513), (12638, 1597292), (13528, 1492207), (21017, 960488), (25276, 798646), (42034, 480244), (50552, 399323), (84068, 240122), (120061, 168136)]