18355896

素因数分解:

$2^3\times 3^4\times {\mathrm{13}}^1\times {\mathrm{2179}}^1$

素因数の和:2210

約数の個数: 80

約数和(自身を含む): 55393800

約数和(自身を除く): 37037904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 81, 104, 108, 117, 156, 162, 216, 234, 312, 324, 351, 468, 648, 702, 936, 1053, 1404, 2106, 2179, 2808, 4212, 4358, 6537, 8424, 8716, 13074, 17432, 19611, 26148, 28327, 39222, 52296, 56654, 58833, 78444, 84981, 113308, 117666, 156888, 169962, 176499, 226616, 235332, 254943, 339924, 352998, 470664, 509886, 679848, 705996, 764829, 1019772, 1411992, 1529658, 2039544, 2294487, 3059316, 4588974, 6118632, 9177948, 18355896]

約数ペア:

[(1, 18355896), (2, 9177948), (3, 6118632), (4, 4588974), (6, 3059316), (8, 2294487), (9, 2039544), (12, 1529658), (13, 1411992), (18, 1019772), (24, 764829), (26, 705996), (27, 679848), (36, 509886), (39, 470664), (52, 352998), (54, 339924), (72, 254943), (78, 235332), (81, 226616), (104, 176499), (108, 169962), (117, 156888), (156, 117666), (162, 113308), (216, 84981), (234, 78444), (312, 58833), (324, 56654), (351, 52296), (468, 39222), (648, 28327), (702, 26148), (936, 19611), (1053, 17432), (1404, 13074), (2106, 8716), (2179, 8424), (2808, 6537), (4212, 4358)]