18739422

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1511}}^1$

素因数の和:1585

約数の個数: 48

約数和(自身を含む): 44579808

約数和(自身を除く): 25840386

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 53, 78, 106, 117, 159, 234, 318, 477, 689, 954, 1378, 1511, 2067, 3022, 4134, 4533, 6201, 9066, 12402, 13599, 19643, 27198, 39286, 58929, 80083, 117858, 160166, 176787, 240249, 353574, 480498, 720747, 1041079, 1441494, 2082158, 3123237, 6246474, 9369711, 18739422]

約数ペア:

[(1, 18739422), (2, 9369711), (3, 6246474), (6, 3123237), (9, 2082158), (13, 1441494), (18, 1041079), (26, 720747), (39, 480498), (53, 353574), (78, 240249), (106, 176787), (117, 160166), (159, 117858), (234, 80083), (318, 58929), (477, 39286), (689, 27198), (954, 19643), (1378, 13599), (1511, 12402), (2067, 9066), (3022, 6201), (4134, 4533)]