205322588

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1$

素因数の和:698

約数の個数: 48

約数和(自身を含む): 391184640

約数和(自身を除く): 185862052

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 131, 164, 262, 503, 524, 779, 1006, 1558, 2012, 2489, 3116, 4978, 5371, 9557, 9956, 10742, 19114, 20623, 21484, 38228, 41246, 65893, 82492, 102049, 131786, 204098, 263572, 391837, 408196, 783674, 1251967, 1567348, 2503934, 2701613, 5007868, 5403226, 10806452, 51330647, 102661294, 205322588]

約数ペア:

[(1, 205322588), (2, 102661294), (4, 51330647), (19, 10806452), (38, 5403226), (41, 5007868), (76, 2701613), (82, 2503934), (131, 1567348), (164, 1251967), (262, 783674), (503, 408196), (524, 391837), (779, 263572), (1006, 204098), (1558, 131786), (2012, 102049), (2489, 82492), (3116, 65893), (4978, 41246), (5371, 38228), (9557, 21484), (9956, 20623), (10742, 19114)]