19084149

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{173}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 33875712

約数和(自身を除く): 14791563

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 103, 119, 153, 173, 309, 357, 519, 721, 927, 1071, 1211, 1557, 1751, 2163, 2941, 3633, 5253, 6489, 8823, 10899, 12257, 15759, 17819, 20587, 26469, 36771, 53457, 61761, 110313, 124733, 160371, 185283, 302923, 374199, 908769, 1122597, 2120461, 2726307, 6361383, 19084149]

約数ペア:

[(1, 19084149), (3, 6361383), (7, 2726307), (9, 2120461), (17, 1122597), (21, 908769), (51, 374199), (63, 302923), (103, 185283), (119, 160371), (153, 124733), (173, 110313), (309, 61761), (357, 53457), (519, 36771), (721, 26469), (927, 20587), (1071, 17819), (1211, 15759), (1557, 12257), (1751, 10899), (2163, 8823), (2941, 6489), (3633, 5253)]