12517988

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 26404224

約数和(自身を除く): 13886236

約数列:

[1, 2, 4, 7, 14, 28, 37, 43, 74, 86, 148, 172, 259, 281, 301, 518, 562, 602, 1036, 1124, 1204, 1591, 1967, 3182, 3934, 6364, 7868, 10397, 11137, 12083, 20794, 22274, 24166, 41588, 44548, 48332, 72779, 84581, 145558, 169162, 291116, 338324, 447071, 894142, 1788284, 3129497, 6258994, 12517988]

約数ペア:

[(1, 12517988), (2, 6258994), (4, 3129497), (7, 1788284), (14, 894142), (28, 447071), (37, 338324), (43, 291116), (74, 169162), (86, 145558), (148, 84581), (172, 72779), (259, 48332), (281, 44548), (301, 41588), (518, 24166), (562, 22274), (602, 20794), (1036, 12083), (1124, 11137), (1204, 10397), (1591, 7868), (1967, 6364), (3182, 3934)]