20164998

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{2153}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 46319616

約数和(自身を除く): 26154618

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 223, 446, 669, 1338, 1561, 2153, 3122, 4306, 4683, 6459, 9366, 12918, 15071, 30142, 45213, 90426, 480119, 960238, 1440357, 2880714, 3360833, 6721666, 10082499, 20164998]

約数ペア:

[(1, 20164998), (2, 10082499), (3, 6721666), (6, 3360833), (7, 2880714), (14, 1440357), (21, 960238), (42, 480119), (223, 90426), (446, 45213), (669, 30142), (1338, 15071), (1561, 12918), (2153, 9366), (3122, 6459), (4306, 4683)]