18072496

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{269}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 42184800

約数和(自身を除く): 24112304

約数列:

[1, 2, 4, 8, 13, 16, 17, 19, 26, 34, 38, 52, 68, 76, 104, 136, 152, 208, 221, 247, 269, 272, 304, 323, 442, 494, 538, 646, 884, 988, 1076, 1292, 1768, 1976, 2152, 2584, 3497, 3536, 3952, 4199, 4304, 4573, 5111, 5168, 6994, 8398, 9146, 10222, 13988, 16796, 18292, 20444, 27976, 33592, 36584, 40888, 55952, 59449, 66443, 67184, 73168, 81776, 86887, 118898, 132886, 173774, 237796, 265772, 347548, 475592, 531544, 695096, 951184, 1063088, 1129531, 1390192, 2259062, 4518124, 9036248, 18072496]

約数ペア:

[(1, 18072496), (2, 9036248), (4, 4518124), (8, 2259062), (13, 1390192), (16, 1129531), (17, 1063088), (19, 951184), (26, 695096), (34, 531544), (38, 475592), (52, 347548), (68, 265772), (76, 237796), (104, 173774), (136, 132886), (152, 118898), (208, 86887), (221, 81776), (247, 73168), (269, 67184), (272, 66443), (304, 59449), (323, 55952), (442, 40888), (494, 36584), (538, 33592), (646, 27976), (884, 20444), (988, 18292), (1076, 16796), (1292, 13988), (1768, 10222), (1976, 9146), (2152, 8398), (2584, 6994), (3497, 5168), (3536, 5111), (3952, 4573), (4199, 4304)]