20218086

素因数分解:

$2^1\times 3^6\times 7^2\times {\mathrm{283}}^1$

素因数の和:317

約数の個数: 84

約数和(自身を含む): 53080452

約数和(自身を除く): 32862366

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 63, 81, 98, 126, 147, 162, 189, 243, 283, 294, 378, 441, 486, 566, 567, 729, 849, 882, 1134, 1323, 1458, 1698, 1701, 1981, 2547, 2646, 3402, 3962, 3969, 5094, 5103, 5943, 7641, 7938, 10206, 11886, 11907, 13867, 15282, 17829, 22923, 23814, 27734, 35658, 35721, 41601, 45846, 53487, 68769, 71442, 83202, 106974, 124803, 137538, 160461, 206307, 249606, 320922, 374409, 412614, 481383, 748818, 962766, 1123227, 1444149, 2246454, 2888298, 3369681, 6739362, 10109043, 20218086]

約数ペア:

[(1, 20218086), (2, 10109043), (3, 6739362), (6, 3369681), (7, 2888298), (9, 2246454), (14, 1444149), (18, 1123227), (21, 962766), (27, 748818), (42, 481383), (49, 412614), (54, 374409), (63, 320922), (81, 249606), (98, 206307), (126, 160461), (147, 137538), (162, 124803), (189, 106974), (243, 83202), (283, 71442), (294, 68769), (378, 53487), (441, 45846), (486, 41601), (566, 35721), (567, 35658), (729, 27734), (849, 23814), (882, 22923), (1134, 17829), (1323, 15282), (1458, 13867), (1698, 11907), (1701, 11886), (1981, 10206), (2547, 7938), (2646, 7641), (3402, 5943), (3962, 5103), (3969, 5094)]