18317398

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 48

約数和(自身を含む): 33067584

約数和(自身を除く): 14750186

約数列:

[1, 2, 11, 17, 22, 34, 43, 67, 86, 134, 187, 289, 374, 473, 578, 731, 737, 946, 1139, 1462, 1474, 2278, 2881, 3179, 5762, 6358, 8041, 12427, 12529, 16082, 19363, 24854, 25058, 31691, 38726, 48977, 63382, 97954, 136697, 212993, 273394, 425986, 538747, 832609, 1077494, 1665218, 9158699, 18317398]

約数ペア:

[(1, 18317398), (2, 9158699), (11, 1665218), (17, 1077494), (22, 832609), (34, 538747), (43, 425986), (67, 273394), (86, 212993), (134, 136697), (187, 97954), (289, 63382), (374, 48977), (473, 38726), (578, 31691), (731, 25058), (737, 24854), (946, 19363), (1139, 16082), (1462, 12529), (1474, 12427), (2278, 8041), (2881, 6358), (3179, 5762)]