19178049

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{419}}^1$

素因数の和:525

約数の個数: 32

約数和(自身を含む): 29836800

約数和(自身を除く): 10658751

約数列:

[1, 3, 11, 19, 33, 57, 73, 209, 219, 419, 627, 803, 1257, 1387, 2409, 4161, 4609, 7961, 13827, 15257, 23883, 30587, 45771, 87571, 91761, 262713, 336457, 581153, 1009371, 1743459, 6392683, 19178049]

約数ペア:

[(1, 19178049), (3, 6392683), (11, 1743459), (19, 1009371), (33, 581153), (57, 336457), (73, 262713), (209, 91761), (219, 87571), (419, 45771), (627, 30587), (803, 23883), (1257, 15257), (1387, 13827), (2409, 7961), (4161, 4609)]