18489424

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1069}}^1$

素因数の和:1147

約数の個数: 40

約数和(自身を含む): 38211840

約数和(自身を除く): 19722416

約数列:

[1, 2, 4, 8, 16, 23, 46, 47, 92, 94, 184, 188, 368, 376, 752, 1069, 1081, 2138, 2162, 4276, 4324, 8552, 8648, 17104, 17296, 24587, 49174, 50243, 98348, 100486, 196696, 200972, 393392, 401944, 803888, 1155589, 2311178, 4622356, 9244712, 18489424]

約数ペア:

[(1, 18489424), (2, 9244712), (4, 4622356), (8, 2311178), (16, 1155589), (23, 803888), (46, 401944), (47, 393392), (92, 200972), (94, 196696), (184, 100486), (188, 98348), (368, 50243), (376, 49174), (752, 24587), (1069, 17296), (1081, 17104), (2138, 8648), (2162, 8552), (4276, 4324)]