19681886

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2017}}^1$

素因数の和:2084

約数の個数: 32

約数和(自身を含む): 36614592

約数和(自身を除く): 16932706

約数列:

[1, 2, 7, 14, 17, 34, 41, 82, 119, 238, 287, 574, 697, 1394, 2017, 4034, 4879, 9758, 14119, 28238, 34289, 68578, 82697, 165394, 240023, 480046, 578879, 1157758, 1405849, 2811698, 9840943, 19681886]

約数ペア:

[(1, 19681886), (2, 9840943), (7, 2811698), (14, 1405849), (17, 1157758), (34, 578879), (41, 480046), (82, 240023), (119, 165394), (238, 82697), (287, 68578), (574, 34289), (697, 28238), (1394, 14119), (2017, 9758), (4034, 4879)]