19031912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{569}}^1$

素因数の和:725

約数の個数: 32

約数和(自身を含む): 37038600

約数和(自身を除く): 18006688

約数列:

[1, 2, 4, 8, 37, 74, 113, 148, 226, 296, 452, 569, 904, 1138, 2276, 4181, 4552, 8362, 16724, 21053, 33448, 42106, 64297, 84212, 128594, 168424, 257188, 514376, 2378989, 4757978, 9515956, 19031912]

約数ペア:

[(1, 19031912), (2, 9515956), (4, 4757978), (8, 2378989), (37, 514376), (74, 257188), (113, 168424), (148, 128594), (226, 84212), (296, 64297), (452, 42106), (569, 33448), (904, 21053), (1138, 16724), (2276, 8362), (4181, 4552)]