19680736

素因数分解:

$2^5\times {\mathrm{151}}^1\times {\mathrm{4073}}^1$

素因数の和:4234

約数の個数: 24

約数和(自身を含む): 39012624

約数和(自身を除く): 19331888

約数列:

[1, 2, 4, 8, 16, 32, 151, 302, 604, 1208, 2416, 4073, 4832, 8146, 16292, 32584, 65168, 130336, 615023, 1230046, 2460092, 4920184, 9840368, 19680736]

約数ペア:

[(1, 19680736), (2, 9840368), (4, 4920184), (8, 2460092), (16, 1230046), (32, 615023), (151, 130336), (302, 65168), (604, 32584), (1208, 16292), (2416, 8146), (4073, 4832)]