20694914

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{359}}^1$

素因数の和:458

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 13778686

約数列:

[1, 2, 19, 37, 38, 41, 74, 82, 359, 703, 718, 779, 1406, 1517, 1558, 3034, 6821, 13283, 13642, 14719, 26566, 28823, 29438, 57646, 252377, 279661, 504754, 544603, 559322, 1089206, 10347457, 20694914]

約数ペア:

[(1, 20694914), (2, 10347457), (19, 1089206), (37, 559322), (38, 544603), (41, 504754), (74, 279661), (82, 252377), (359, 57646), (703, 29438), (718, 28823), (779, 26566), (1406, 14719), (1517, 13642), (1558, 13283), (3034, 6821)]