27913808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2003}}^1$

素因数の和:2091

約数の個数: 40

約数和(自身を含む): 59142048

約数和(自身を除く): 31228240

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 2003, 3484, 4006, 6968, 8012, 13936, 16024, 26039, 32048, 52078, 104156, 134201, 208312, 268402, 416624, 536804, 1073608, 1744613, 2147216, 3489226, 6978452, 13956904, 27913808]

約数ペア:

[(1, 27913808), (2, 13956904), (4, 6978452), (8, 3489226), (13, 2147216), (16, 1744613), (26, 1073608), (52, 536804), (67, 416624), (104, 268402), (134, 208312), (208, 134201), (268, 104156), (536, 52078), (871, 32048), (1072, 26039), (1742, 16024), (2003, 13936), (3484, 8012), (4006, 6968)]