19768770

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31379}}^1$

素因数の和:31399

約数の個数: 48

約数和(自身を含む): 58743360

約数和(自身を除く): 38974590

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31379, 62758, 94137, 156895, 188274, 219653, 282411, 313790, 439306, 470685, 564822, 658959, 941370, 1098265, 1317918, 1412055, 1976877, 2196530, 2824110, 3294795, 3953754, 6589590, 9884385, 19768770]

約数ペア:

[(1, 19768770), (2, 9884385), (3, 6589590), (5, 3953754), (6, 3294795), (7, 2824110), (9, 2196530), (10, 1976877), (14, 1412055), (15, 1317918), (18, 1098265), (21, 941370), (30, 658959), (35, 564822), (42, 470685), (45, 439306), (63, 313790), (70, 282411), (90, 219653), (105, 188274), (126, 156895), (210, 94137), (315, 62758), (630, 31379)]