18012618

素因数分解:

$2^1\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2851}}^1$

素因数の和:2881

約数の個数: 48

約数和(自身を含む): 43601376

約数和(自身を除く): 25588758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 243, 351, 486, 702, 1053, 2106, 2851, 3159, 5702, 6318, 8553, 17106, 25659, 37063, 51318, 74126, 76977, 111189, 153954, 222378, 230931, 333567, 461862, 667134, 692793, 1000701, 1385586, 2001402, 3002103, 6004206, 9006309, 18012618]

約数ペア:

[(1, 18012618), (2, 9006309), (3, 6004206), (6, 3002103), (9, 2001402), (13, 1385586), (18, 1000701), (26, 692793), (27, 667134), (39, 461862), (54, 333567), (78, 230931), (81, 222378), (117, 153954), (162, 111189), (234, 76977), (243, 74126), (351, 51318), (486, 37063), (702, 25659), (1053, 17106), (2106, 8553), (2851, 6318), (3159, 5702)]