18735678

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^2\times {\mathrm{2053}}^1$

素因数の和:2090

約数の個数: 48

約数和(自身を含む): 45105840

約数和(自身を除く): 26370162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 169, 234, 338, 351, 507, 702, 1014, 1521, 2053, 3042, 4106, 4563, 6159, 9126, 12318, 18477, 26689, 36954, 53378, 55431, 80067, 110862, 160134, 240201, 346957, 480402, 693914, 720603, 1040871, 1441206, 2081742, 3122613, 6245226, 9367839, 18735678]

約数ペア:

[(1, 18735678), (2, 9367839), (3, 6245226), (6, 3122613), (9, 2081742), (13, 1441206), (18, 1040871), (26, 720603), (27, 693914), (39, 480402), (54, 346957), (78, 240201), (117, 160134), (169, 110862), (234, 80067), (338, 55431), (351, 53378), (507, 36954), (702, 26689), (1014, 18477), (1521, 12318), (2053, 9126), (3042, 6159), (4106, 4563)]