20873603016

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{13805293}}^1$

素因数の和:13805315

約数の個数: 64

約数和(自身を含む): 66265411200

約数和(自身を除く): 45391808184

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 168, 189, 216, 252, 378, 504, 756, 1512, 13805293, 27610586, 41415879, 55221172, 82831758, 96637051, 110442344, 124247637, 165663516, 193274102, 248495274, 289911153, 331327032, 372742911, 386548204, 496990548, 579822306, 745485822, 773096408, 869733459, 993981096, 1159644612, 1490971644, 1739466918, 2319289224, 2609200377, 2981943288, 3478933836, 5218400754, 6957867672, 10436801508, 20873603016]

約数ペア:

[(1, 20873603016), (2, 10436801508), (3, 6957867672), (4, 5218400754), (6, 3478933836), (7, 2981943288), (8, 2609200377), (9, 2319289224), (12, 1739466918), (14, 1490971644), (18, 1159644612), (21, 993981096), (24, 869733459), (27, 773096408), (28, 745485822), (36, 579822306), (42, 496990548), (54, 386548204), (56, 372742911), (63, 331327032), (72, 289911153), (84, 248495274), (108, 193274102), (126, 165663516), (168, 124247637), (189, 110442344), (216, 96637051), (252, 82831758), (378, 55221172), (504, 41415879), (756, 27610586), (1512, 13805293)]