17964882

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 43532160

約数和(自身を除く): 25567278

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 157, 163, 234, 314, 326, 351, 471, 489, 702, 942, 978, 1413, 1467, 2041, 2119, 2826, 2934, 4082, 4238, 4239, 4401, 6123, 6357, 8478, 8802, 12246, 12714, 18369, 19071, 25591, 36738, 38142, 51182, 55107, 57213, 76773, 110214, 114426, 153546, 230319, 332683, 460638, 665366, 690957, 998049, 1381914, 1996098, 2994147, 5988294, 8982441, 17964882]

約数ペア:

[(1, 17964882), (2, 8982441), (3, 5988294), (6, 2994147), (9, 1996098), (13, 1381914), (18, 998049), (26, 690957), (27, 665366), (39, 460638), (54, 332683), (78, 230319), (117, 153546), (157, 114426), (163, 110214), (234, 76773), (314, 57213), (326, 55107), (351, 51182), (471, 38142), (489, 36738), (702, 25591), (942, 19071), (978, 18369), (1413, 12714), (1467, 12246), (2041, 8802), (2119, 8478), (2826, 6357), (2934, 6123), (4082, 4401), (4238, 4239)]