19751543188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{577}}^1\times {\mathrm{3637}}^1$

素因数の和:4412

約数の個数: 48

約数和(自身を含む): 37504898704

約数和(自身を除く): 17753355516

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 577, 724, 1154, 2308, 2353, 3637, 4706, 7274, 7501, 9412, 14548, 15002, 30004, 47281, 94562, 104437, 189124, 208874, 417748, 658297, 1316594, 1357681, 2098549, 2633188, 2715362, 4197098, 5430724, 8394196, 8557861, 17115722, 27281137, 34231444, 54562274, 109124548, 379837369, 759674738, 1519349476, 4937885797, 9875771594, 19751543188]

約数ペア:

[(1, 19751543188), (2, 9875771594), (4, 4937885797), (13, 1519349476), (26, 759674738), (52, 379837369), (181, 109124548), (362, 54562274), (577, 34231444), (724, 27281137), (1154, 17115722), (2308, 8557861), (2353, 8394196), (3637, 5430724), (4706, 4197098), (7274, 2715362), (7501, 2633188), (9412, 2098549), (14548, 1357681), (15002, 1316594), (30004, 658297), (47281, 417748), (94562, 208874), (104437, 189124)]