18638192

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 38033280

約数和(自身を除く): 19395088

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 709, 848, 1418, 1643, 2836, 3286, 5672, 6572, 11344, 13144, 21979, 26288, 37577, 43958, 75154, 87916, 150308, 175832, 300616, 351664, 601232, 1164887, 2329774, 4659548, 9319096, 18638192]

約数ペア:

[(1, 18638192), (2, 9319096), (4, 4659548), (8, 2329774), (16, 1164887), (31, 601232), (53, 351664), (62, 300616), (106, 175832), (124, 150308), (212, 87916), (248, 75154), (424, 43958), (496, 37577), (709, 26288), (848, 21979), (1418, 13144), (1643, 11344), (2836, 6572), (3286, 5672)]