209753882

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{18461}}^1$

素因数の和:18518

約数の個数: 32

約数和(自身を含む): 372193920

約数和(自身を除く): 162440038

約数列:

[1, 2, 13, 19, 23, 26, 38, 46, 247, 299, 437, 494, 598, 874, 5681, 11362, 18461, 36922, 239993, 350759, 424603, 479986, 701518, 849206, 4559867, 5519839, 8067457, 9119734, 11039678, 16134914, 104876941, 209753882]

約数ペア:

[(1, 209753882), (2, 104876941), (13, 16134914), (19, 11039678), (23, 9119734), (26, 8067457), (38, 5519839), (46, 4559867), (247, 849206), (299, 701518), (437, 479986), (494, 424603), (598, 350759), (874, 239993), (5681, 36922), (11362, 18461)]