20808536655

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{7603}}^1\times {\mathrm{7933}}^1$

素因数の和:15567

約数の個数: 32

約数和(自身を含む): 34750158336

約数和(自身を除く): 13941621681

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 7603, 7933, 22809, 23799, 38015, 39665, 114045, 118995, 174869, 182459, 524607, 547377, 874345, 912295, 2623035, 2736885, 60314599, 180943797, 301572995, 904718985, 1387235777, 4161707331, 6936178885, 20808536655]

約数ペア:

[(1, 20808536655), (3, 6936178885), (5, 4161707331), (15, 1387235777), (23, 904718985), (69, 301572995), (115, 180943797), (345, 60314599), (7603, 2736885), (7933, 2623035), (22809, 912295), (23799, 874345), (38015, 547377), (39665, 524607), (114045, 182459), (118995, 174869)]