17719328

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:801

約数の個数: 48

約数和(自身を含む): 38646720

約数和(自身を除く): 20927392

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 71, 88, 142, 176, 284, 352, 568, 709, 781, 1136, 1418, 1562, 2272, 2836, 3124, 5672, 6248, 7799, 11344, 12496, 15598, 22688, 24992, 31196, 50339, 62392, 100678, 124784, 201356, 249568, 402712, 553729, 805424, 1107458, 1610848, 2214916, 4429832, 8859664, 17719328]

約数ペア:

[(1, 17719328), (2, 8859664), (4, 4429832), (8, 2214916), (11, 1610848), (16, 1107458), (22, 805424), (32, 553729), (44, 402712), (71, 249568), (88, 201356), (142, 124784), (176, 100678), (284, 62392), (352, 50339), (568, 31196), (709, 24992), (781, 22688), (1136, 15598), (1418, 12496), (1562, 11344), (2272, 7799), (2836, 6248), (3124, 5672)]