20580744

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{691}}^1$

素因数の和:790

約数の個数: 64

約数和(自身を含む): 55304640

約数和(自身を除く): 34723896

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 73, 102, 136, 146, 204, 219, 292, 408, 438, 584, 691, 876, 1241, 1382, 1752, 2073, 2482, 2764, 3723, 4146, 4964, 5528, 7446, 8292, 9928, 11747, 14892, 16584, 23494, 29784, 35241, 46988, 50443, 70482, 93976, 100886, 140964, 151329, 201772, 281928, 302658, 403544, 605316, 857531, 1210632, 1715062, 2572593, 3430124, 5145186, 6860248, 10290372, 20580744]

約数ペア:

[(1, 20580744), (2, 10290372), (3, 6860248), (4, 5145186), (6, 3430124), (8, 2572593), (12, 1715062), (17, 1210632), (24, 857531), (34, 605316), (51, 403544), (68, 302658), (73, 281928), (102, 201772), (136, 151329), (146, 140964), (204, 100886), (219, 93976), (292, 70482), (408, 50443), (438, 46988), (584, 35241), (691, 29784), (876, 23494), (1241, 16584), (1382, 14892), (1752, 11747), (2073, 9928), (2482, 8292), (2764, 7446), (3723, 5528), (4146, 4964)]