20492268

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 49106400

約数和(自身を除く): 28614132

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 149, 157, 219, 292, 298, 314, 438, 447, 471, 596, 628, 876, 894, 942, 1788, 1884, 10877, 11461, 21754, 22922, 23393, 32631, 34383, 43508, 45844, 46786, 65262, 68766, 70179, 93572, 130524, 137532, 140358, 280716, 1707689, 3415378, 5123067, 6830756, 10246134, 20492268]

約数ペア:

[(1, 20492268), (2, 10246134), (3, 6830756), (4, 5123067), (6, 3415378), (12, 1707689), (73, 280716), (146, 140358), (149, 137532), (157, 130524), (219, 93572), (292, 70179), (298, 68766), (314, 65262), (438, 46786), (447, 45844), (471, 43508), (596, 34383), (628, 32631), (876, 23393), (894, 22922), (942, 21754), (1788, 11461), (1884, 10877)]