11281998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20663}}^1$

素因数の和:20688

約数の個数: 32

約数和(自身を含む): 27772416

約数和(自身を除く): 16490418

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 20663, 41326, 61989, 123978, 144641, 268619, 289282, 433923, 537238, 805857, 867846, 1611714, 1880333, 3760666, 5640999, 11281998]

約数ペア:

[(1, 11281998), (2, 5640999), (3, 3760666), (6, 1880333), (7, 1611714), (13, 867846), (14, 805857), (21, 537238), (26, 433923), (39, 289282), (42, 268619), (78, 144641), (91, 123978), (182, 61989), (273, 41326), (546, 20663)]