18427318

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{983}}^1$

素因数の和:1108

約数の個数: 32

約数和(自身を含む): 34384896

約数和(自身を除く): 15957578

約数列:

[1, 2, 7, 13, 14, 26, 91, 103, 182, 206, 721, 983, 1339, 1442, 1966, 2678, 6881, 9373, 12779, 13762, 18746, 25558, 89453, 101249, 178906, 202498, 708743, 1316237, 1417486, 2632474, 9213659, 18427318]

約数ペア:

[(1, 18427318), (2, 9213659), (7, 2632474), (13, 1417486), (14, 1316237), (26, 708743), (91, 202498), (103, 178906), (182, 101249), (206, 89453), (721, 25558), (983, 18746), (1339, 13762), (1442, 12779), (1966, 9373), (2678, 6881)]