27986012

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21661}}^1$

素因数の和:21701

約数の個数: 24

約数和(自身を含む): 54588240

約数和(自身を除く): 26602228

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 21661, 43322, 86644, 368237, 411559, 736474, 823118, 1472948, 1646236, 6996503, 13993006, 27986012]

約数ペア:

[(1, 27986012), (2, 13993006), (4, 6996503), (17, 1646236), (19, 1472948), (34, 823118), (38, 736474), (68, 411559), (76, 368237), (323, 86644), (646, 43322), (1292, 21661)]