19119968

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{5021}}^1$

素因数の和:5055

約数の個数: 48

約数和(自身を含む): 45559584

約数和(自身を除く): 26439616

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 5021, 10042, 20084, 35147, 40168, 70294, 80336, 85357, 140588, 160672, 170714, 281176, 341428, 562352, 597499, 682856, 1124704, 1194998, 1365712, 2389996, 2731424, 4779992, 9559984, 19119968]

約数ペア:

[(1, 19119968), (2, 9559984), (4, 4779992), (7, 2731424), (8, 2389996), (14, 1365712), (16, 1194998), (17, 1124704), (28, 682856), (32, 597499), (34, 562352), (56, 341428), (68, 281176), (112, 170714), (119, 160672), (136, 140588), (224, 85357), (238, 80336), (272, 70294), (476, 40168), (544, 35147), (952, 20084), (1904, 10042), (3808, 5021)]