18672486

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{409}}^1\times {\mathrm{1087}}^1$

素因数の和:1508

約数の個数: 32

約数和(自身を含む): 42823680

約数和(自身を除く): 24151194

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 409, 818, 1087, 1227, 2174, 2454, 2863, 3261, 5726, 6522, 7609, 8589, 15218, 17178, 22827, 45654, 444583, 889166, 1333749, 2667498, 3112081, 6224162, 9336243, 18672486]

約数ペア:

[(1, 18672486), (2, 9336243), (3, 6224162), (6, 3112081), (7, 2667498), (14, 1333749), (21, 889166), (42, 444583), (409, 45654), (818, 22827), (1087, 17178), (1227, 15218), (2174, 8589), (2454, 7609), (2863, 6522), (3261, 5726)]