19553926

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:173

約数の個数: 48

約数和(自身を含む): 36539424

約数和(自身を除く): 16985498

約数列:

[1, 2, 7, 14, 19, 38, 53, 73, 106, 133, 146, 266, 361, 371, 511, 722, 742, 1007, 1022, 1387, 2014, 2527, 2774, 3869, 5054, 7049, 7738, 9709, 14098, 19133, 19418, 26353, 27083, 38266, 52706, 54166, 73511, 133931, 147022, 184471, 267862, 368942, 514577, 1029154, 1396709, 2793418, 9776963, 19553926]

約数ペア:

[(1, 19553926), (2, 9776963), (7, 2793418), (14, 1396709), (19, 1029154), (38, 514577), (53, 368942), (73, 267862), (106, 184471), (133, 147022), (146, 133931), (266, 73511), (361, 54166), (371, 52706), (511, 38266), (722, 27083), (742, 26353), (1007, 19418), (1022, 19133), (1387, 14098), (2014, 9709), (2527, 7738), (2774, 7049), (3869, 5054)]