20545248

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12589}}^1$

素因数の和:12619

約数の個数: 48

約数和(自身を含む): 57108240

約数和(自身を除く): 36562992

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12589, 25178, 37767, 50356, 75534, 100712, 151068, 201424, 214013, 302136, 402848, 428026, 604272, 642039, 856052, 1208544, 1284078, 1712104, 2568156, 3424208, 5136312, 6848416, 10272624, 20545248]

約数ペア:

[(1, 20545248), (2, 10272624), (3, 6848416), (4, 5136312), (6, 3424208), (8, 2568156), (12, 1712104), (16, 1284078), (17, 1208544), (24, 856052), (32, 642039), (34, 604272), (48, 428026), (51, 402848), (68, 302136), (96, 214013), (102, 201424), (136, 151068), (204, 100712), (272, 75534), (408, 50356), (544, 37767), (816, 25178), (1632, 12589)]