20533688

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{21569}}^1$

素因数の和:21599

約数の個数: 32

約数和(自身を含む): 46591200

約数和(自身を除く): 26057512

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 476, 952, 21569, 43138, 86276, 150983, 172552, 301966, 366673, 603932, 733346, 1207864, 1466692, 2566711, 2933384, 5133422, 10266844, 20533688]

約数ペア:

[(1, 20533688), (2, 10266844), (4, 5133422), (7, 2933384), (8, 2566711), (14, 1466692), (17, 1207864), (28, 733346), (34, 603932), (56, 366673), (68, 301966), (119, 172552), (136, 150983), (238, 86276), (476, 43138), (952, 21569)]