1388627008

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{1141963}}^1$

素因数の和:1141994

約数の個数: 28

約数和(自身を含む): 2900588560

約数和(自身を除く): 1511961552

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 1141963, 2283926, 4567852, 9135704, 18271408, 21697297, 36542816, 43394594, 73085632, 86789188, 173578376, 347156752, 694313504, 1388627008]

約数ペア:

[(1, 1388627008), (2, 694313504), (4, 347156752), (8, 173578376), (16, 86789188), (19, 73085632), (32, 43394594), (38, 36542816), (64, 21697297), (76, 18271408), (152, 9135704), (304, 4567852), (608, 2283926), (1216, 1141963)]