202121488

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{407503}}^1$

素因数の和:407542

約数の個数: 20

約数和(自身を含む): 404243968

約数和(自身を除く): 202122480

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 407503, 815006, 1630012, 3260024, 6520048, 12632593, 25265186, 50530372, 101060744, 202121488]

約数ペア:

[(1, 202121488), (2, 101060744), (4, 50530372), (8, 25265186), (16, 12632593), (31, 6520048), (62, 3260024), (124, 1630012), (248, 815006), (496, 407503)]