20171105406

素因数分解:

$2^1\times 3^3\times {\mathrm{197}}^1\times {\mathrm{379}}^1\times {\mathrm{5003}}^1$

素因数の和:5590

約数の個数: 64

約数和(自身を含む): 45180115200

約数和(自身を除く): 25009009794

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 197, 379, 394, 591, 758, 1137, 1182, 1773, 2274, 3411, 3546, 5003, 5319, 6822, 10006, 10233, 10638, 15009, 20466, 30018, 45027, 74663, 90054, 135081, 149326, 223989, 270162, 447978, 671967, 985591, 1343934, 1896137, 1971182, 2015901, 2956773, 3792274, 4031802, 5688411, 5913546, 8870319, 11376822, 17065233, 17740638, 26610957, 34130466, 51195699, 53221914, 102391398, 373538989, 747077978, 1120616967, 2241233934, 3361850901, 6723701802, 10085552703, 20171105406]

約数ペア:

[(1, 20171105406), (2, 10085552703), (3, 6723701802), (6, 3361850901), (9, 2241233934), (18, 1120616967), (27, 747077978), (54, 373538989), (197, 102391398), (379, 53221914), (394, 51195699), (591, 34130466), (758, 26610957), (1137, 17740638), (1182, 17065233), (1773, 11376822), (2274, 8870319), (3411, 5913546), (3546, 5688411), (5003, 4031802), (5319, 3792274), (6822, 2956773), (10006, 2015901), (10233, 1971182), (10638, 1896137), (15009, 1343934), (20466, 985591), (30018, 671967), (45027, 447978), (74663, 270162), (90054, 223989), (135081, 149326)]