16038920

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{4831}}^1$

素因数の和:4925

約数の個数: 32

約数和(自身を含む): 36529920

約数和(自身を除く): 20491000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 4831, 9662, 19324, 24155, 38648, 48310, 96620, 193240, 400973, 801946, 1603892, 2004865, 3207784, 4009730, 8019460, 16038920]

約数ペア:

[(1, 16038920), (2, 8019460), (4, 4009730), (5, 3207784), (8, 2004865), (10, 1603892), (20, 801946), (40, 400973), (83, 193240), (166, 96620), (332, 48310), (415, 38648), (664, 24155), (830, 19324), (1660, 9662), (3320, 4831)]