222721936

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{207763}}^1$

素因数の和:207838

約数の個数: 20

約数和(自身を含む): 437966512

約数和(自身を除く): 215244576

約数列:

[1, 2, 4, 8, 16, 67, 134, 268, 536, 1072, 207763, 415526, 831052, 1662104, 3324208, 13920121, 27840242, 55680484, 111360968, 222721936]

約数ペア:

[(1, 222721936), (2, 111360968), (4, 55680484), (8, 27840242), (16, 13920121), (67, 3324208), (134, 1662104), (268, 831052), (536, 415526), (1072, 207763)]