19433620

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{509}}^1$

素因数の和:624

約数の個数: 48

約数和(自身を含む): 43182720

約数和(自身を除く): 23749100

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 83, 92, 115, 166, 230, 332, 415, 460, 509, 830, 1018, 1660, 1909, 2036, 2545, 3818, 5090, 7636, 9545, 10180, 11707, 19090, 23414, 38180, 42247, 46828, 58535, 84494, 117070, 168988, 211235, 234140, 422470, 844940, 971681, 1943362, 3886724, 4858405, 9716810, 19433620]

約数ペア:

[(1, 19433620), (2, 9716810), (4, 4858405), (5, 3886724), (10, 1943362), (20, 971681), (23, 844940), (46, 422470), (83, 234140), (92, 211235), (115, 168988), (166, 117070), (230, 84494), (332, 58535), (415, 46828), (460, 42247), (509, 38180), (830, 23414), (1018, 19090), (1660, 11707), (1909, 10180), (2036, 9545), (2545, 7636), (3818, 5090)]