1921312150

素因数分解:

$2^1\times 5^2\times {\mathrm{1979}}^1\times {\mathrm{19417}}^1$

素因数の和:21408

約数の個数: 24

約数和(自身を含む): 3575630520

約数和(自身を除く): 1654318370

約数列:

[1, 2, 5, 10, 25, 50, 1979, 3958, 9895, 19417, 19790, 38834, 49475, 97085, 98950, 194170, 485425, 970850, 38426243, 76852486, 192131215, 384262430, 960656075, 1921312150]

約数ペア:

[(1, 1921312150), (2, 960656075), (5, 384262430), (10, 192131215), (25, 76852486), (50, 38426243), (1979, 970850), (3958, 485425), (9895, 194170), (19417, 98950), (19790, 97085), (38834, 49475)]