18967852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{277}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 37830240

約数和(自身を除く): 18862388

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 212, 277, 323, 554, 646, 901, 1007, 1108, 1292, 1802, 2014, 3604, 4028, 4709, 5263, 9418, 10526, 14681, 17119, 18836, 21052, 29362, 34238, 58724, 68476, 89471, 178942, 249577, 278939, 357884, 499154, 557878, 998308, 1115756, 4741963, 9483926, 18967852]

約数ペア:

[(1, 18967852), (2, 9483926), (4, 4741963), (17, 1115756), (19, 998308), (34, 557878), (38, 499154), (53, 357884), (68, 278939), (76, 249577), (106, 178942), (212, 89471), (277, 68476), (323, 58724), (554, 34238), (646, 29362), (901, 21052), (1007, 18836), (1108, 17119), (1292, 14681), (1802, 10526), (2014, 9418), (3604, 5263), (4028, 4709)]