20201421765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{14561}}^1$

素因数の和:14830

約数の個数: 64

約数和(自身を含む): 37655235072

約数和(自身を除く): 17453813307

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 181, 219, 365, 511, 543, 905, 1095, 1267, 1533, 2555, 2715, 3801, 6335, 7665, 13213, 14561, 19005, 39639, 43683, 66065, 72805, 92491, 101927, 198195, 218415, 277473, 305781, 462455, 509635, 1062953, 1387365, 1528905, 2635541, 3188859, 5314765, 7440671, 7906623, 13177705, 15944295, 18448787, 22322013, 37203355, 39533115, 55346361, 92243935, 111610065, 192394493, 276731805, 577183479, 961972465, 1346761451, 2885917395, 4040284353, 6733807255, 20201421765]

約数ペア:

[(1, 20201421765), (3, 6733807255), (5, 4040284353), (7, 2885917395), (15, 1346761451), (21, 961972465), (35, 577183479), (73, 276731805), (105, 192394493), (181, 111610065), (219, 92243935), (365, 55346361), (511, 39533115), (543, 37203355), (905, 22322013), (1095, 18448787), (1267, 15944295), (1533, 13177705), (2555, 7906623), (2715, 7440671), (3801, 5314765), (6335, 3188859), (7665, 2635541), (13213, 1528905), (14561, 1387365), (19005, 1062953), (39639, 509635), (43683, 462455), (66065, 305781), (72805, 277473), (92491, 218415), (101927, 198195)]