16780016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1423}}^1$

素因数の和:1509

約数の個数: 40

約数和(自身を含む): 36021504

約数和(自身を除く): 19241488

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1423, 1474, 2846, 2948, 5692, 5896, 11384, 11792, 15653, 22768, 31306, 62612, 95341, 125224, 190682, 250448, 381364, 762728, 1048751, 1525456, 2097502, 4195004, 8390008, 16780016]

約数ペア:

[(1, 16780016), (2, 8390008), (4, 4195004), (8, 2097502), (11, 1525456), (16, 1048751), (22, 762728), (44, 381364), (67, 250448), (88, 190682), (134, 125224), (176, 95341), (268, 62612), (536, 31306), (737, 22768), (1072, 15653), (1423, 11792), (1474, 11384), (2846, 5896), (2948, 5692)]