16561688

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1$

素因数の和:528

約数の個数: 64

約数和(自身を含む): 37739520

約数和(自身を除く): 21177832

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 124, 143, 248, 286, 341, 403, 467, 572, 682, 806, 934, 1144, 1364, 1612, 1868, 2728, 3224, 3736, 4433, 5137, 6071, 8866, 10274, 12142, 14477, 17732, 20548, 24284, 28954, 35464, 41096, 48568, 57908, 66781, 115816, 133562, 159247, 188201, 267124, 318494, 376402, 534248, 636988, 752804, 1273976, 1505608, 2070211, 4140422, 8280844, 16561688]

約数ペア:

[(1, 16561688), (2, 8280844), (4, 4140422), (8, 2070211), (11, 1505608), (13, 1273976), (22, 752804), (26, 636988), (31, 534248), (44, 376402), (52, 318494), (62, 267124), (88, 188201), (104, 159247), (124, 133562), (143, 115816), (248, 66781), (286, 57908), (341, 48568), (403, 41096), (467, 35464), (572, 28954), (682, 24284), (806, 20548), (934, 17732), (1144, 14477), (1364, 12142), (1612, 10274), (1868, 8866), (2728, 6071), (3224, 5137), (3736, 4433)]