18997368

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{60889}}^1$

素因数の和:60911

約数の個数: 32

約数和(自身を含む): 51147600

約数和(自身を除く): 32150232

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 60889, 121778, 182667, 243556, 365334, 487112, 730668, 791557, 1461336, 1583114, 2374671, 3166228, 4749342, 6332456, 9498684, 18997368]

約数ペア:

[(1, 18997368), (2, 9498684), (3, 6332456), (4, 4749342), (6, 3166228), (8, 2374671), (12, 1583114), (13, 1461336), (24, 791557), (26, 730668), (39, 487112), (52, 365334), (78, 243556), (104, 182667), (156, 121778), (312, 60889)]