20803560963

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1\times {\mathrm{313}}^1\times {\mathrm{1447}}^1$

素因数の和:2075

約数の個数: 32

約数和(自身を含む): 28415181312

約数和(自身を除く): 7611620349

約数列:

[1, 3, 61, 183, 251, 313, 753, 939, 1447, 4341, 15311, 19093, 45933, 57279, 78563, 88267, 235689, 264801, 363197, 452911, 1089591, 1358733, 4792343, 14377029, 22155017, 27627571, 66465051, 82882713, 113680661, 341041983, 6934520321, 20803560963]

約数ペア:

[(1, 20803560963), (3, 6934520321), (61, 341041983), (183, 113680661), (251, 82882713), (313, 66465051), (753, 27627571), (939, 22155017), (1447, 14377029), (4341, 4792343), (15311, 1358733), (19093, 1089591), (45933, 452911), (57279, 363197), (78563, 264801), (88267, 235689)]