19108804936

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{193}}^1\times {\mathrm{6949}}^1$

素因数の和:7298

約数の個数: 64

約数和(自身を含む): 39073734000

約数和(自身を除く): 19964929064

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 137, 193, 274, 386, 548, 772, 1096, 1544, 1781, 2509, 3562, 5018, 6949, 7124, 10036, 13898, 14248, 20072, 26441, 27796, 52882, 55592, 90337, 105764, 180674, 211528, 343733, 361348, 687466, 722696, 952013, 1341157, 1374932, 1904026, 2682314, 2749864, 3808052, 5364628, 7616104, 10729256, 12376169, 17435041, 24752338, 34870082, 49504676, 69740164, 99009352, 139480328, 183738509, 367477018, 734954036, 1469908072, 2388600617, 4777201234, 9554402468, 19108804936]

約数ペア:

[(1, 19108804936), (2, 9554402468), (4, 4777201234), (8, 2388600617), (13, 1469908072), (26, 734954036), (52, 367477018), (104, 183738509), (137, 139480328), (193, 99009352), (274, 69740164), (386, 49504676), (548, 34870082), (772, 24752338), (1096, 17435041), (1544, 12376169), (1781, 10729256), (2509, 7616104), (3562, 5364628), (5018, 3808052), (6949, 2749864), (7124, 2682314), (10036, 1904026), (13898, 1374932), (14248, 1341157), (20072, 952013), (26441, 722696), (27796, 687466), (52882, 361348), (55592, 343733), (90337, 211528), (105764, 180674)]