20198726042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{65707}}^1$

素因数の和:65966

約数の個数: 32

約数和(自身を含む): 33637239360

約数和(自身を除く): 13438513318

約数列:

[1, 2, 11, 22, 89, 157, 178, 314, 979, 1727, 1958, 3454, 13973, 27946, 65707, 131414, 153703, 307406, 722777, 1445554, 5847923, 10315999, 11695846, 20631998, 64327153, 113475989, 128654306, 226951978, 918123911, 1836247822, 10099363021, 20198726042]

約数ペア:

[(1, 20198726042), (2, 10099363021), (11, 1836247822), (22, 918123911), (89, 226951978), (157, 128654306), (178, 113475989), (314, 64327153), (979, 20631998), (1727, 11695846), (1958, 10315999), (3454, 5847923), (13973, 1445554), (27946, 722777), (65707, 307406), (131414, 153703)]