20217036

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{1051}}^1$

素因数の和:1294

約数の個数: 48

約数和(自身を含む): 54199040

約数和(自身を除く): 33982004

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 229, 458, 687, 916, 1051, 1374, 1603, 2102, 2748, 3153, 3206, 4204, 4809, 6306, 6412, 7357, 9618, 12612, 14714, 19236, 22071, 29428, 44142, 88284, 240679, 481358, 722037, 962716, 1444074, 1684753, 2888148, 3369506, 5054259, 6739012, 10108518, 20217036]

約数ペア:

[(1, 20217036), (2, 10108518), (3, 6739012), (4, 5054259), (6, 3369506), (7, 2888148), (12, 1684753), (14, 1444074), (21, 962716), (28, 722037), (42, 481358), (84, 240679), (229, 88284), (458, 44142), (687, 29428), (916, 22071), (1051, 19236), (1374, 14714), (1603, 12612), (2102, 9618), (2748, 7357), (3153, 6412), (3206, 6306), (4204, 4809)]