19981852272

素因数分解:

$2^4\times 3^2\times {\mathrm{421}}^1\times {\mathrm{329603}}^1$

素因数の和:330038

約数の個数: 60

約数和(自身を含む): 56054433864

約数和(自身を除く): 36072581592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 421, 842, 1263, 1684, 2526, 3368, 3789, 5052, 6736, 7578, 10104, 15156, 20208, 30312, 60624, 329603, 659206, 988809, 1318412, 1977618, 2636824, 2966427, 3955236, 5273648, 5932854, 7910472, 11865708, 15820944, 23731416, 47462832, 138762863, 277525726, 416288589, 555051452, 832577178, 1110102904, 1248865767, 1665154356, 2220205808, 2497731534, 3330308712, 4995463068, 6660617424, 9990926136, 19981852272]

約数ペア:

[(1, 19981852272), (2, 9990926136), (3, 6660617424), (4, 4995463068), (6, 3330308712), (8, 2497731534), (9, 2220205808), (12, 1665154356), (16, 1248865767), (18, 1110102904), (24, 832577178), (36, 555051452), (48, 416288589), (72, 277525726), (144, 138762863), (421, 47462832), (842, 23731416), (1263, 15820944), (1684, 11865708), (2526, 7910472), (3368, 5932854), (3789, 5273648), (5052, 3955236), (6736, 2966427), (7578, 2636824), (10104, 1977618), (15156, 1318412), (20208, 988809), (30312, 659206), (60624, 329603)]