18645525654

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{491}}^1\times {\mathrm{904157}}^1$

素因数の和:904660

約数の個数: 32

約数和(自身を含む): 42705190656

約数和(自身を除く): 24059665002

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 491, 982, 1473, 2946, 3437, 6874, 10311, 20622, 904157, 1808314, 2712471, 5424942, 6329099, 12658198, 18987297, 37974594, 443941087, 887882174, 1331823261, 2663646522, 3107587609, 6215175218, 9322762827, 18645525654]

約数ペア:

[(1, 18645525654), (2, 9322762827), (3, 6215175218), (6, 3107587609), (7, 2663646522), (14, 1331823261), (21, 887882174), (42, 443941087), (491, 37974594), (982, 18987297), (1473, 12658198), (2946, 6329099), (3437, 5424942), (6874, 2712471), (10311, 1808314), (20622, 904157)]