20918848

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{17203}}^1$

素因数の和:17234

約数の個数: 28

約数和(自身を含む): 43698160

約数和(自身を除く): 22779312

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 17203, 34406, 68812, 137624, 275248, 326857, 550496, 653714, 1100992, 1307428, 2614856, 5229712, 10459424, 20918848]

約数ペア:

[(1, 20918848), (2, 10459424), (4, 5229712), (8, 2614856), (16, 1307428), (19, 1100992), (32, 653714), (38, 550496), (64, 326857), (76, 275248), (152, 137624), (304, 68812), (608, 34406), (1216, 17203)]