18025908

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 44627520

約数和(自身を除く): 26601612

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 173, 228, 346, 457, 519, 692, 914, 1038, 1371, 1828, 2076, 2742, 3287, 5484, 6574, 8683, 9861, 13148, 17366, 19722, 26049, 34732, 39444, 52098, 79061, 104196, 158122, 237183, 316244, 474366, 948732, 1502159, 3004318, 4506477, 6008636, 9012954, 18025908]

約数ペア:

[(1, 18025908), (2, 9012954), (3, 6008636), (4, 4506477), (6, 3004318), (12, 1502159), (19, 948732), (38, 474366), (57, 316244), (76, 237183), (114, 158122), (173, 104196), (228, 79061), (346, 52098), (457, 39444), (519, 34732), (692, 26049), (914, 19722), (1038, 17366), (1371, 13148), (1828, 9861), (2076, 8683), (2742, 6574), (3287, 5484)]