19325988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1319}}^1$

素因数の和:1377

約数の個数: 72

約数和(自身を含む): 54774720

約数和(自身を除く): 35448732

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 198, 222, 333, 396, 407, 444, 666, 814, 1221, 1319, 1332, 1628, 2442, 2638, 3663, 3957, 4884, 5276, 7326, 7914, 11871, 14509, 14652, 15828, 23742, 29018, 43527, 47484, 48803, 58036, 87054, 97606, 130581, 146409, 174108, 195212, 261162, 292818, 439227, 522324, 536833, 585636, 878454, 1073666, 1610499, 1756908, 2147332, 3220998, 4831497, 6441996, 9662994, 19325988]

約数ペア:

[(1, 19325988), (2, 9662994), (3, 6441996), (4, 4831497), (6, 3220998), (9, 2147332), (11, 1756908), (12, 1610499), (18, 1073666), (22, 878454), (33, 585636), (36, 536833), (37, 522324), (44, 439227), (66, 292818), (74, 261162), (99, 195212), (111, 174108), (132, 146409), (148, 130581), (198, 97606), (222, 87054), (333, 58036), (396, 48803), (407, 47484), (444, 43527), (666, 29018), (814, 23742), (1221, 15828), (1319, 14652), (1332, 14509), (1628, 11871), (2442, 7914), (2638, 7326), (3663, 5276), (3957, 4884)]