20536208

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 80

約数和(自身を含む): 50472960

約数和(自身を除く): 29936752

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 79, 88, 112, 154, 158, 176, 211, 308, 316, 422, 553, 616, 632, 844, 869, 1106, 1232, 1264, 1477, 1688, 1738, 2212, 2321, 2954, 3376, 3476, 4424, 4642, 5908, 6083, 6952, 8848, 9284, 11816, 12166, 13904, 16247, 16669, 18568, 23632, 24332, 32494, 33338, 37136, 48664, 64988, 66676, 97328, 116683, 129976, 133352, 183359, 233366, 259952, 266704, 366718, 466732, 733436, 933464, 1283513, 1466872, 1866928, 2567026, 2933744, 5134052, 10268104, 20536208]

約数ペア:

[(1, 20536208), (2, 10268104), (4, 5134052), (7, 2933744), (8, 2567026), (11, 1866928), (14, 1466872), (16, 1283513), (22, 933464), (28, 733436), (44, 466732), (56, 366718), (77, 266704), (79, 259952), (88, 233366), (112, 183359), (154, 133352), (158, 129976), (176, 116683), (211, 97328), (308, 66676), (316, 64988), (422, 48664), (553, 37136), (616, 33338), (632, 32494), (844, 24332), (869, 23632), (1106, 18568), (1232, 16669), (1264, 16247), (1477, 13904), (1688, 12166), (1738, 11816), (2212, 9284), (2321, 8848), (2954, 6952), (3376, 6083), (3476, 5908), (4424, 4642)]