20166964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1889}}^1$

素因数の和:2067

約数の個数: 24

約数和(自身を含む): 37626120

約数和(自身を除く): 17459156

約数列:

[1, 2, 4, 17, 34, 68, 157, 314, 628, 1889, 2669, 3778, 5338, 7556, 10676, 32113, 64226, 128452, 296573, 593146, 1186292, 5041741, 10083482, 20166964]

約数ペア:

[(1, 20166964), (2, 10083482), (4, 5041741), (17, 1186292), (34, 593146), (68, 296573), (157, 128452), (314, 64226), (628, 32113), (1889, 10676), (2669, 7556), (3778, 5338)]