20112292802

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{2797}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 36262080000

約数和(自身を除く): 16149787198

約数列:

[1, 2, 7, 14, 29, 58, 89, 178, 199, 203, 398, 406, 623, 1246, 1393, 2581, 2786, 2797, 5162, 5594, 5771, 11542, 17711, 18067, 19579, 35422, 36134, 39158, 40397, 80794, 81113, 123977, 162226, 247954, 248933, 497866, 513619, 556603, 567791, 1027238, 1113206, 1135582, 1742531, 3485062, 3595333, 3896221, 7190666, 7219057, 7792442, 14438114, 16141487, 32282974, 49537667, 50533399, 99075334, 101066798, 112990409, 225980818, 346763669, 693527338, 1436592343, 2873184686, 10056146401, 20112292802]

約数ペア:

[(1, 20112292802), (2, 10056146401), (7, 2873184686), (14, 1436592343), (29, 693527338), (58, 346763669), (89, 225980818), (178, 112990409), (199, 101066798), (203, 99075334), (398, 50533399), (406, 49537667), (623, 32282974), (1246, 16141487), (1393, 14438114), (2581, 7792442), (2786, 7219057), (2797, 7190666), (5162, 3896221), (5594, 3595333), (5771, 3485062), (11542, 1742531), (17711, 1135582), (18067, 1113206), (19579, 1027238), (35422, 567791), (36134, 556603), (39158, 513619), (40397, 497866), (80794, 248933), (81113, 247954), (123977, 162226)]