20347541176

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{40597}}^1$

素因数の和:40724

約数の個数: 64

約数和(自身を含む): 41156628480

約数和(自身を除く): 20809087304

約数列:

[1, 2, 4, 8, 31, 43, 47, 62, 86, 94, 124, 172, 188, 248, 344, 376, 1333, 1457, 2021, 2666, 2914, 4042, 5332, 5828, 8084, 10664, 11656, 16168, 40597, 62651, 81194, 125302, 162388, 250604, 324776, 501208, 1258507, 1745671, 1908059, 2517014, 3491342, 3816118, 5034028, 6982684, 7632236, 10068056, 13965368, 15264472, 54115801, 59149829, 82046537, 108231602, 118299658, 164093074, 216463204, 236599316, 328186148, 432926408, 473198632, 656372296, 2543442647, 5086885294, 10173770588, 20347541176]

約数ペア:

[(1, 20347541176), (2, 10173770588), (4, 5086885294), (8, 2543442647), (31, 656372296), (43, 473198632), (47, 432926408), (62, 328186148), (86, 236599316), (94, 216463204), (124, 164093074), (172, 118299658), (188, 108231602), (248, 82046537), (344, 59149829), (376, 54115801), (1333, 15264472), (1457, 13965368), (2021, 10068056), (2666, 7632236), (2914, 6982684), (4042, 5034028), (5332, 3816118), (5828, 3491342), (8084, 2517014), (10664, 1908059), (11656, 1745671), (16168, 1258507), (40597, 501208), (62651, 324776), (81194, 250604), (125302, 162388)]