19243048

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:730

約数の個数: 64

約数和(自身を含む): 43934400

約数和(自身を除く): 24691352

約数列:

[1, 2, 4, 8, 11, 17, 19, 22, 34, 38, 44, 68, 76, 88, 136, 152, 187, 209, 323, 374, 418, 646, 677, 748, 836, 1292, 1354, 1496, 1672, 2584, 2708, 3553, 5416, 7106, 7447, 11509, 12863, 14212, 14894, 23018, 25726, 28424, 29788, 46036, 51452, 59576, 92072, 102904, 126599, 141493, 218671, 253198, 282986, 437342, 506396, 565972, 874684, 1012792, 1131944, 1749368, 2405381, 4810762, 9621524, 19243048]

約数ペア:

[(1, 19243048), (2, 9621524), (4, 4810762), (8, 2405381), (11, 1749368), (17, 1131944), (19, 1012792), (22, 874684), (34, 565972), (38, 506396), (44, 437342), (68, 282986), (76, 253198), (88, 218671), (136, 141493), (152, 126599), (187, 102904), (209, 92072), (323, 59576), (374, 51452), (418, 46036), (646, 29788), (677, 28424), (748, 25726), (836, 23018), (1292, 14894), (1354, 14212), (1496, 12863), (1672, 11509), (2584, 7447), (2708, 7106), (3553, 5416)]