20371806

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{12437}}^1$

素因数の和:12465

約数の個数: 48

約数和(自身を含む): 54329184

約数和(自身を除く): 33957378

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 63, 78, 91, 117, 126, 182, 234, 273, 546, 819, 1638, 12437, 24874, 37311, 74622, 87059, 111933, 161681, 174118, 223866, 261177, 323362, 485043, 522354, 783531, 970086, 1131767, 1455129, 1567062, 2263534, 2910258, 3395301, 6790602, 10185903, 20371806]

約数ペア:

[(1, 20371806), (2, 10185903), (3, 6790602), (6, 3395301), (7, 2910258), (9, 2263534), (13, 1567062), (14, 1455129), (18, 1131767), (21, 970086), (26, 783531), (39, 522354), (42, 485043), (63, 323362), (78, 261177), (91, 223866), (117, 174118), (126, 161681), (182, 111933), (234, 87059), (273, 74622), (546, 37311), (819, 24874), (1638, 12437)]