38841872

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{2341}}^1$

素因数の和:2427

約数の個数: 40

約数和(自身を含む): 81023832

約数和(自身を除く): 42181960

約数列:

[1, 2, 4, 8, 16, 17, 34, 61, 68, 122, 136, 244, 272, 488, 976, 1037, 2074, 2341, 4148, 4682, 8296, 9364, 16592, 18728, 37456, 39797, 79594, 142801, 159188, 285602, 318376, 571204, 636752, 1142408, 2284816, 2427617, 4855234, 9710468, 19420936, 38841872]

約数ペア:

[(1, 38841872), (2, 19420936), (4, 9710468), (8, 4855234), (16, 2427617), (17, 2284816), (34, 1142408), (61, 636752), (68, 571204), (122, 318376), (136, 285602), (244, 159188), (272, 142801), (488, 79594), (976, 39797), (1037, 37456), (2074, 18728), (2341, 16592), (4148, 9364), (4682, 8296)]