20265894

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5387}}^1$

素因数の和:5425

約数の個数: 48

約数和(自身を含む): 50431680

約数和(自身を除く): 30165786

約数列:

[1, 2, 3, 6, 9, 11, 18, 19, 22, 33, 38, 57, 66, 99, 114, 171, 198, 209, 342, 418, 627, 1254, 1881, 3762, 5387, 10774, 16161, 32322, 48483, 59257, 96966, 102353, 118514, 177771, 204706, 307059, 355542, 533313, 614118, 921177, 1066626, 1125883, 1842354, 2251766, 3377649, 6755298, 10132947, 20265894]

約数ペア:

[(1, 20265894), (2, 10132947), (3, 6755298), (6, 3377649), (9, 2251766), (11, 1842354), (18, 1125883), (19, 1066626), (22, 921177), (33, 614118), (38, 533313), (57, 355542), (66, 307059), (99, 204706), (114, 177771), (171, 118514), (198, 102353), (209, 96966), (342, 59257), (418, 48483), (627, 32322), (1254, 16161), (1881, 10774), (3762, 5387)]