20548044

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2731}}^1$

素因数の和:2771

約数の個数: 72

約数和(自身を含む): 59666880

約数和(自身を除く): 39118836

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 19, 22, 33, 36, 38, 44, 57, 66, 76, 99, 114, 132, 171, 198, 209, 228, 342, 396, 418, 627, 684, 836, 1254, 1881, 2508, 2731, 3762, 5462, 7524, 8193, 10924, 16386, 24579, 30041, 32772, 49158, 51889, 60082, 90123, 98316, 103778, 120164, 155667, 180246, 207556, 270369, 311334, 360492, 467001, 540738, 570779, 622668, 934002, 1081476, 1141558, 1712337, 1868004, 2283116, 3424674, 5137011, 6849348, 10274022, 20548044]

約数ペア:

[(1, 20548044), (2, 10274022), (3, 6849348), (4, 5137011), (6, 3424674), (9, 2283116), (11, 1868004), (12, 1712337), (18, 1141558), (19, 1081476), (22, 934002), (33, 622668), (36, 570779), (38, 540738), (44, 467001), (57, 360492), (66, 311334), (76, 270369), (99, 207556), (114, 180246), (132, 155667), (171, 120164), (198, 103778), (209, 98316), (228, 90123), (342, 60082), (396, 51889), (418, 49158), (627, 32772), (684, 30041), (836, 24579), (1254, 16386), (1881, 10924), (2508, 8193), (2731, 7524), (3762, 5462)]