18724664

素因数分解:

$2^3\times 7^2\times {\mathrm{37}}^1\times {\mathrm{1291}}^1$

素因数の和:1348

約数の個数: 48

約数和(自身を含む): 41977080

約数和(自身を除く): 23252416

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 49, 56, 74, 98, 148, 196, 259, 296, 392, 518, 1036, 1291, 1813, 2072, 2582, 3626, 5164, 7252, 9037, 10328, 14504, 18074, 36148, 47767, 63259, 72296, 95534, 126518, 191068, 253036, 334369, 382136, 506072, 668738, 1337476, 2340583, 2674952, 4681166, 9362332, 18724664]

約数ペア:

[(1, 18724664), (2, 9362332), (4, 4681166), (7, 2674952), (8, 2340583), (14, 1337476), (28, 668738), (37, 506072), (49, 382136), (56, 334369), (74, 253036), (98, 191068), (148, 126518), (196, 95534), (259, 72296), (296, 63259), (392, 47767), (518, 36148), (1036, 18074), (1291, 14504), (1813, 10328), (2072, 9037), (2582, 7252), (3626, 5164)]