20183394

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^2$

素因数の和:188

約数の個数: 72

約数和(自身を含む): 51882768

約数和(自身を除く): 31699374

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 49, 66, 77, 79, 98, 147, 154, 158, 231, 237, 294, 462, 474, 539, 553, 869, 1078, 1106, 1617, 1659, 1738, 2607, 3234, 3318, 3871, 5214, 6083, 6241, 7742, 11613, 12166, 12482, 18249, 18723, 23226, 36498, 37446, 42581, 43687, 68651, 85162, 87374, 127743, 131061, 137302, 205953, 255486, 262122, 305809, 411906, 480557, 611618, 917427, 961114, 1441671, 1834854, 2883342, 3363899, 6727798, 10091697, 20183394]

約数ペア:

[(1, 20183394), (2, 10091697), (3, 6727798), (6, 3363899), (7, 2883342), (11, 1834854), (14, 1441671), (21, 961114), (22, 917427), (33, 611618), (42, 480557), (49, 411906), (66, 305809), (77, 262122), (79, 255486), (98, 205953), (147, 137302), (154, 131061), (158, 127743), (231, 87374), (237, 85162), (294, 68651), (462, 43687), (474, 42581), (539, 37446), (553, 36498), (869, 23226), (1078, 18723), (1106, 18249), (1617, 12482), (1659, 12166), (1738, 11613), (2607, 7742), (3234, 6241), (3318, 6083), (3871, 5214)]