38977264

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{313}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 77949872

約数和(自身を除く): 38972608

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 181, 313, 344, 362, 626, 688, 724, 1252, 1448, 2504, 2896, 5008, 7783, 13459, 15566, 26918, 31132, 53836, 56653, 62264, 107672, 113306, 124528, 215344, 226612, 453224, 906448, 2436079, 4872158, 9744316, 19488632, 38977264]

約数ペア:

[(1, 38977264), (2, 19488632), (4, 9744316), (8, 4872158), (16, 2436079), (43, 906448), (86, 453224), (172, 226612), (181, 215344), (313, 124528), (344, 113306), (362, 107672), (626, 62264), (688, 56653), (724, 53836), (1252, 31132), (1448, 26918), (2504, 15566), (2896, 13459), (5008, 7783)]