20508324

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{439}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 51004800

約数和(自身を除く): 30496476

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 229, 439, 458, 687, 878, 916, 1317, 1374, 1756, 2634, 2748, 3893, 5268, 7463, 7786, 11679, 14926, 15572, 22389, 23358, 29852, 44778, 46716, 89556, 100531, 201062, 301593, 402124, 603186, 1206372, 1709027, 3418054, 5127081, 6836108, 10254162, 20508324]

約数ペア:

[(1, 20508324), (2, 10254162), (3, 6836108), (4, 5127081), (6, 3418054), (12, 1709027), (17, 1206372), (34, 603186), (51, 402124), (68, 301593), (102, 201062), (204, 100531), (229, 89556), (439, 46716), (458, 44778), (687, 29852), (878, 23358), (916, 22389), (1317, 15572), (1374, 14926), (1756, 11679), (2634, 7786), (2748, 7463), (3893, 5268)]