19005377215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{313}}^1\times {\mathrm{38069}}^1$

素因数の和:38427

約数の個数: 32

約数和(自身を含む): 25820596800

約数和(自身を除く): 6815219585

約数列:

[1, 5, 11, 29, 55, 145, 313, 319, 1565, 1595, 3443, 9077, 17215, 38069, 45385, 99847, 190345, 418759, 499235, 1104001, 2093795, 5520005, 11915597, 12144011, 59577985, 60720055, 131071567, 345552313, 655357835, 1727761565, 3801075443, 19005377215]

約数ペア:

[(1, 19005377215), (5, 3801075443), (11, 1727761565), (29, 655357835), (55, 345552313), (145, 131071567), (313, 60720055), (319, 59577985), (1565, 12144011), (1595, 11915597), (3443, 5520005), (9077, 2093795), (17215, 1104001), (38069, 499235), (45385, 418759), (99847, 190345)]