18979548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{13291}}^1$

素因数の和:13322

約数の個数: 48

約数和(自身を含む): 53593344

約数和(自身を除く): 34613796

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 13291, 26582, 39873, 53164, 79746, 93037, 159492, 186074, 225947, 279111, 372148, 451894, 558222, 677841, 903788, 1116444, 1355682, 1581629, 2711364, 3163258, 4744887, 6326516, 9489774, 18979548]

約数ペア:

[(1, 18979548), (2, 9489774), (3, 6326516), (4, 4744887), (6, 3163258), (7, 2711364), (12, 1581629), (14, 1355682), (17, 1116444), (21, 903788), (28, 677841), (34, 558222), (42, 451894), (51, 372148), (68, 279111), (84, 225947), (102, 186074), (119, 159492), (204, 93037), (238, 79746), (357, 53164), (476, 39873), (714, 26582), (1428, 13291)]