19861864

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2857}}^1$

素因数の和:2953

約数の個数: 32

約数和(自身を含む): 41155200

約数和(自身を除く): 21293336

約数列:

[1, 2, 4, 8, 11, 22, 44, 79, 88, 158, 316, 632, 869, 1738, 2857, 3476, 5714, 6952, 11428, 22856, 31427, 62854, 125708, 225703, 251416, 451406, 902812, 1805624, 2482733, 4965466, 9930932, 19861864]

約数ペア:

[(1, 19861864), (2, 9930932), (4, 4965466), (8, 2482733), (11, 1805624), (22, 902812), (44, 451406), (79, 251416), (88, 225703), (158, 125708), (316, 62854), (632, 31427), (869, 22856), (1738, 11428), (2857, 6952), (3476, 5714)]