20155482708

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1\times {\mathrm{81547}}^1$

素因数の和:82076

約数の個数: 48

約数和(自身を含む): 48224225280

約数和(自身を除く): 28068742572

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 129, 172, 258, 479, 516, 958, 1437, 1916, 2874, 5748, 20597, 41194, 61791, 81547, 82388, 123582, 163094, 244641, 247164, 326188, 489282, 978564, 3506521, 7013042, 10519563, 14026084, 21039126, 39061013, 42078252, 78122026, 117183039, 156244052, 234366078, 468732156, 1679623559, 3359247118, 5038870677, 6718494236, 10077741354, 20155482708]

約数ペア:

[(1, 20155482708), (2, 10077741354), (3, 6718494236), (4, 5038870677), (6, 3359247118), (12, 1679623559), (43, 468732156), (86, 234366078), (129, 156244052), (172, 117183039), (258, 78122026), (479, 42078252), (516, 39061013), (958, 21039126), (1437, 14026084), (1916, 10519563), (2874, 7013042), (5748, 3506521), (20597, 978564), (41194, 489282), (61791, 326188), (81547, 247164), (82388, 244641), (123582, 163094)]