20530308

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{241}}^1$

素因数の和:508

約数の個数: 48

約数和(自身を含む): 49871360

約数和(自身を除く): 29341052

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 186, 229, 241, 372, 458, 482, 687, 723, 916, 964, 1374, 1446, 2748, 2892, 7099, 7471, 14198, 14942, 21297, 22413, 28396, 29884, 42594, 44826, 55189, 85188, 89652, 110378, 165567, 220756, 331134, 662268, 1710859, 3421718, 5132577, 6843436, 10265154, 20530308]

約数ペア:

[(1, 20530308), (2, 10265154), (3, 6843436), (4, 5132577), (6, 3421718), (12, 1710859), (31, 662268), (62, 331134), (93, 220756), (124, 165567), (186, 110378), (229, 89652), (241, 85188), (372, 55189), (458, 44826), (482, 42594), (687, 29884), (723, 28396), (916, 22413), (964, 21297), (1374, 14942), (1446, 14198), (2748, 7471), (2892, 7099)]