220464712

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{9257}}^1$

素因数の和:9505

約数の個数: 32

約数和(自身を含む): 447161400

約数和(自身を除く): 226696688

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 229, 458, 916, 1832, 2977, 5954, 9257, 11908, 18514, 23816, 37028, 74056, 120341, 240682, 481364, 962728, 2119853, 4239706, 8479412, 16958824, 27558089, 55116178, 110232356, 220464712]

約数ペア:

[(1, 220464712), (2, 110232356), (4, 55116178), (8, 27558089), (13, 16958824), (26, 8479412), (52, 4239706), (104, 2119853), (229, 962728), (458, 481364), (916, 240682), (1832, 120341), (2977, 74056), (5954, 37028), (9257, 23816), (11908, 18514)]