199804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:273

約数の個数: 24

約数和(自身を含む): 403200

約数和(自身を除く): 203396

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 239, 418, 478, 836, 956, 2629, 4541, 5258, 9082, 10516, 18164, 49951, 99902, 199804]

約数ペア:

[(1, 199804), (2, 99902), (4, 49951), (11, 18164), (19, 10516), (22, 9082), (38, 5258), (44, 4541), (76, 2629), (209, 956), (239, 836), (418, 478)]