18181332

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{733}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 50496264

約数和(自身を除く): 32314932

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 53, 78, 106, 117, 156, 159, 212, 234, 318, 468, 477, 636, 689, 733, 954, 1378, 1466, 1908, 2067, 2199, 2756, 2932, 4134, 4398, 6201, 6597, 8268, 8796, 9529, 12402, 13194, 19058, 24804, 26388, 28587, 38116, 38849, 57174, 77698, 85761, 114348, 116547, 155396, 171522, 233094, 343044, 349641, 466188, 505037, 699282, 1010074, 1398564, 1515111, 2020148, 3030222, 4545333, 6060444, 9090666, 18181332]

約数ペア:

[(1, 18181332), (2, 9090666), (3, 6060444), (4, 4545333), (6, 3030222), (9, 2020148), (12, 1515111), (13, 1398564), (18, 1010074), (26, 699282), (36, 505037), (39, 466188), (52, 349641), (53, 343044), (78, 233094), (106, 171522), (117, 155396), (156, 116547), (159, 114348), (212, 85761), (234, 77698), (318, 57174), (468, 38849), (477, 38116), (636, 28587), (689, 26388), (733, 24804), (954, 19058), (1378, 13194), (1466, 12402), (1908, 9529), (2067, 8796), (2199, 8268), (2756, 6597), (2932, 6201), (4134, 4398)]