17977908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6779}}^1$

素因数の和:6816

約数の個数: 48

約数和(自身を含む): 47839680

約数和(自身を除く): 29861772

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 6779, 13558, 20337, 27116, 40674, 81348, 88127, 115243, 176254, 230486, 264381, 345729, 352508, 460972, 528762, 691458, 1057524, 1382916, 1498159, 2996318, 4494477, 5992636, 8988954, 17977908]

約数ペア:

[(1, 17977908), (2, 8988954), (3, 5992636), (4, 4494477), (6, 2996318), (12, 1498159), (13, 1382916), (17, 1057524), (26, 691458), (34, 528762), (39, 460972), (51, 352508), (52, 345729), (68, 264381), (78, 230486), (102, 176254), (156, 115243), (204, 88127), (221, 81348), (442, 40674), (663, 27116), (884, 20337), (1326, 13558), (2652, 6779)]