18574136

素因数分解:

$2^3\times 7^4\times {\mathrm{967}}^1$

素因数の和:1001

約数の個数: 40

約数和(自身を含む): 40670520

約数和(自身を除く): 22096384

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 967, 1372, 1934, 2401, 2744, 3868, 4802, 6769, 7736, 9604, 13538, 19208, 27076, 47383, 54152, 94766, 189532, 331681, 379064, 663362, 1326724, 2321767, 2653448, 4643534, 9287068, 18574136]

約数ペア:

[(1, 18574136), (2, 9287068), (4, 4643534), (7, 2653448), (8, 2321767), (14, 1326724), (28, 663362), (49, 379064), (56, 331681), (98, 189532), (196, 94766), (343, 54152), (392, 47383), (686, 27076), (967, 19208), (1372, 13538), (1934, 9604), (2401, 7736), (2744, 6769), (3868, 4802)]