18427888

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:793

約数の個数: 40

約数和(自身を含む): 37604736

約数和(自身を除く): 19176848

約数列:

[1, 2, 4, 8, 16, 31, 53, 62, 106, 124, 212, 248, 424, 496, 701, 848, 1402, 1643, 2804, 3286, 5608, 6572, 11216, 13144, 21731, 26288, 37153, 43462, 74306, 86924, 148612, 173848, 297224, 347696, 594448, 1151743, 2303486, 4606972, 9213944, 18427888]

約数ペア:

[(1, 18427888), (2, 9213944), (4, 4606972), (8, 2303486), (16, 1151743), (31, 594448), (53, 347696), (62, 297224), (106, 173848), (124, 148612), (212, 86924), (248, 74306), (424, 43462), (496, 37153), (701, 26288), (848, 21731), (1402, 13144), (1643, 11216), (2804, 6572), (3286, 5608)]