19990322465

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1933}}^1\times {\mathrm{4733}}^1$

素因数の和:6713

約数の個数: 32

約数和(自身を含む): 26368001280

約数和(自身を除く): 6377678815

約数列:

[1, 5, 19, 23, 95, 115, 437, 1933, 2185, 4733, 9665, 23665, 36727, 44459, 89927, 108859, 183635, 222295, 449635, 544295, 844721, 2068321, 4223605, 9148889, 10341605, 45744445, 173828891, 210424447, 869144455, 1052122235, 3998064493, 19990322465]

約数ペア:

[(1, 19990322465), (5, 3998064493), (19, 1052122235), (23, 869144455), (95, 210424447), (115, 173828891), (437, 45744445), (1933, 10341605), (2185, 9148889), (4733, 4223605), (9665, 2068321), (23665, 844721), (36727, 544295), (44459, 449635), (89927, 222295), (108859, 183635)]