20335795

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1$

素因数の和:315

約数の個数: 32

約数和(自身を含む): 27578880

約数和(自身を除く): 7243085

約数列:

[1, 5, 19, 23, 41, 95, 115, 205, 227, 437, 779, 943, 1135, 2185, 3895, 4313, 4715, 5221, 9307, 17917, 21565, 26105, 46535, 89585, 99199, 176833, 214061, 495995, 884165, 1070305, 4067159, 20335795]

約数ペア:

[(1, 20335795), (5, 4067159), (19, 1070305), (23, 884165), (41, 495995), (95, 214061), (115, 176833), (205, 99199), (227, 89585), (437, 46535), (779, 26105), (943, 21565), (1135, 17917), (2185, 9307), (3895, 5221), (4313, 4715)]