668897888

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{1100161}}^1$

素因数の和:1100190

約数の個数: 24

約数和(自身を含む): 1386204120

約数和(自身を除く): 717306232

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 152, 304, 608, 1100161, 2200322, 4400644, 8801288, 17602576, 20903059, 35205152, 41806118, 83612236, 167224472, 334448944, 668897888]

約数ペア:

[(1, 668897888), (2, 334448944), (4, 167224472), (8, 83612236), (16, 41806118), (19, 35205152), (32, 20903059), (38, 17602576), (76, 8801288), (152, 4400644), (304, 2200322), (608, 1100161)]