18409656

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:456

約数の個数: 64

約数和(自身を含む): 48172320

約数和(自身を除く): 29762664

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 53, 82, 106, 123, 159, 164, 212, 246, 318, 328, 353, 424, 492, 636, 706, 984, 1059, 1272, 1412, 2118, 2173, 2824, 4236, 4346, 6519, 8472, 8692, 13038, 14473, 17384, 18709, 26076, 28946, 37418, 43419, 52152, 56127, 57892, 74836, 86838, 112254, 115784, 149672, 173676, 224508, 347352, 449016, 767069, 1534138, 2301207, 3068276, 4602414, 6136552, 9204828, 18409656]

約数ペア:

[(1, 18409656), (2, 9204828), (3, 6136552), (4, 4602414), (6, 3068276), (8, 2301207), (12, 1534138), (24, 767069), (41, 449016), (53, 347352), (82, 224508), (106, 173676), (123, 149672), (159, 115784), (164, 112254), (212, 86838), (246, 74836), (318, 57892), (328, 56127), (353, 52152), (424, 43419), (492, 37418), (636, 28946), (706, 26076), (984, 18709), (1059, 17384), (1272, 14473), (1412, 13038), (2118, 8692), (2173, 8472), (2824, 6519), (4236, 4346)]