212839672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{1400261}}^1$

素因数の和:1400286

約数の個数: 16

約数和(自身を含む): 420078600

約数和(自身を除く): 207238928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 1400261, 2800522, 5601044, 11202088, 26604959, 53209918, 106419836, 212839672]

約数ペア:

[(1, 212839672), (2, 106419836), (4, 53209918), (8, 26604959), (19, 11202088), (38, 5601044), (76, 2800522), (152, 1400261)]