18296715

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1493}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 31553280

約数和(自身を除く): 13256565

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 1493, 2451, 4085, 4479, 7465, 12255, 22395, 28367, 64199, 85101, 141835, 192597, 320995, 425505, 962985, 1219781, 3659343, 6098905, 18296715]

約数ペア:

[(1, 18296715), (3, 6098905), (5, 3659343), (15, 1219781), (19, 962985), (43, 425505), (57, 320995), (95, 192597), (129, 141835), (215, 85101), (285, 64199), (645, 28367), (817, 22395), (1493, 12255), (2451, 7465), (4085, 4479)]