20127534

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:549

約数の個数: 48

約数和(自身を含む): 47190528

約数和(自身を除く): 27062994

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 223, 294, 307, 446, 614, 669, 921, 1338, 1561, 1842, 2149, 3122, 4298, 4683, 6447, 9366, 10927, 12894, 15043, 21854, 30086, 32781, 45129, 65562, 68461, 90258, 136922, 205383, 410766, 479227, 958454, 1437681, 2875362, 3354589, 6709178, 10063767, 20127534]

約数ペア:

[(1, 20127534), (2, 10063767), (3, 6709178), (6, 3354589), (7, 2875362), (14, 1437681), (21, 958454), (42, 479227), (49, 410766), (98, 205383), (147, 136922), (223, 90258), (294, 68461), (307, 65562), (446, 45129), (614, 32781), (669, 30086), (921, 21854), (1338, 15043), (1561, 12894), (1842, 10927), (2149, 9366), (3122, 6447), (4298, 4683)]