212301136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{698359}}^1$

素因数の和:698386

約数の個数: 20

約数和(自身を含む): 432983200

約数和(自身を除く): 220682064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 698359, 1396718, 2793436, 5586872, 11173744, 13268821, 26537642, 53075284, 106150568, 212301136]

約数ペア:

[(1, 212301136), (2, 106150568), (4, 53075284), (8, 26537642), (16, 13268821), (19, 11173744), (38, 5586872), (76, 2793436), (152, 1396718), (304, 698359)]