20388456

素因数分解:

$2^3\times 3^3\times {\mathrm{11}}^1\times {\mathrm{8581}}^1$

素因数の和:8607

約数の個数: 64

約数和(自身を含む): 61790400

約数和(自身を除く): 41401944

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 44, 54, 66, 72, 88, 99, 108, 132, 198, 216, 264, 297, 396, 594, 792, 1188, 2376, 8581, 17162, 25743, 34324, 51486, 68648, 77229, 94391, 102972, 154458, 188782, 205944, 231687, 283173, 308916, 377564, 463374, 566346, 617832, 755128, 849519, 926748, 1132692, 1699038, 1853496, 2265384, 2548557, 3398076, 5097114, 6796152, 10194228, 20388456]

約数ペア:

[(1, 20388456), (2, 10194228), (3, 6796152), (4, 5097114), (6, 3398076), (8, 2548557), (9, 2265384), (11, 1853496), (12, 1699038), (18, 1132692), (22, 926748), (24, 849519), (27, 755128), (33, 617832), (36, 566346), (44, 463374), (54, 377564), (66, 308916), (72, 283173), (88, 231687), (99, 205944), (108, 188782), (132, 154458), (198, 102972), (216, 94391), (264, 77229), (297, 68648), (396, 51486), (594, 34324), (792, 25743), (1188, 17162), (2376, 8581)]