18409808

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11171}}^1$

素因数の和:11282

約数の個数: 20

約数和(自身を含む): 36018528

約数和(自身を除く): 17608720

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11171, 22342, 44684, 89368, 178736, 1150613, 2301226, 4602452, 9204904, 18409808]

約数ペア:

[(1, 18409808), (2, 9204904), (4, 4602452), (8, 2301226), (16, 1150613), (103, 178736), (206, 89368), (412, 44684), (824, 22342), (1648, 11171)]