19660136

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{613}}^1$

素因数の和:849

約数の個数: 32

約数和(自身を含む): 39050400

約数和(自身を除く): 19390264

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 422, 613, 844, 1226, 1688, 2452, 4009, 4904, 8018, 11647, 16036, 23294, 32072, 46588, 93176, 129343, 258686, 517372, 1034744, 2457517, 4915034, 9830068, 19660136]

約数ペア:

[(1, 19660136), (2, 9830068), (4, 4915034), (8, 2457517), (19, 1034744), (38, 517372), (76, 258686), (152, 129343), (211, 93176), (422, 46588), (613, 32072), (844, 23294), (1226, 16036), (1688, 11647), (2452, 8018), (4009, 4904)]