18035504

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{1087}}^1$

素因数の和:1173

約数の個数: 40

約数和(自身を含む): 37640448

約数和(自身を除く): 19604944

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 1087, 2074, 2174, 4148, 4348, 8296, 8696, 16592, 17392, 18479, 36958, 66307, 73916, 132614, 147832, 265228, 295664, 530456, 1060912, 1127219, 2254438, 4508876, 9017752, 18035504]

約数ペア:

[(1, 18035504), (2, 9017752), (4, 4508876), (8, 2254438), (16, 1127219), (17, 1060912), (34, 530456), (61, 295664), (68, 265228), (122, 147832), (136, 132614), (244, 73916), (272, 66307), (488, 36958), (976, 18479), (1037, 17392), (1087, 16592), (2074, 8696), (2174, 8296), (4148, 4348)]