20173156947

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{5147}}^1\times {\mathrm{8539}}^1$

素因数の和:13712

約数の個数: 32

約数和(自身を含む): 31654022400

約数和(自身を除く): 11480865453

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 5147, 8539, 15441, 25617, 46323, 76851, 87499, 138969, 145163, 230553, 262497, 435489, 787491, 1306467, 2362473, 3919401, 43950233, 131850699, 395552097, 747153961, 1186656291, 2241461883, 6724385649, 20173156947]

約数ペア:

[(1, 20173156947), (3, 6724385649), (9, 2241461883), (17, 1186656291), (27, 747153961), (51, 395552097), (153, 131850699), (459, 43950233), (5147, 3919401), (8539, 2362473), (15441, 1306467), (25617, 787491), (46323, 435489), (76851, 262497), (87499, 230553), (138969, 145163)]