20154132474

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{983}}^1\times {\mathrm{69737}}^1$

素因数の和:70739

約数の個数: 48

約数和(自身を含む): 46937579328

約数和(自身を除く): 26783446854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 983, 1966, 2949, 5898, 6881, 13762, 20643, 41286, 48167, 69737, 96334, 139474, 144501, 209211, 289002, 418422, 488159, 976318, 1464477, 2928954, 3417113, 6834226, 10251339, 20502678, 68551471, 137102942, 205654413, 411308826, 479860297, 959720594, 1439580891, 2879161782, 3359022079, 6718044158, 10077066237, 20154132474]

約数ペア:

[(1, 20154132474), (2, 10077066237), (3, 6718044158), (6, 3359022079), (7, 2879161782), (14, 1439580891), (21, 959720594), (42, 479860297), (49, 411308826), (98, 205654413), (147, 137102942), (294, 68551471), (983, 20502678), (1966, 10251339), (2949, 6834226), (5898, 3417113), (6881, 2928954), (13762, 1464477), (20643, 976318), (41286, 488159), (48167, 418422), (69737, 289002), (96334, 209211), (139474, 144501)]