919904

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1$

素因数の和:135

約数の個数: 48

約数和(自身を含む): 2041200

約数和(自身を除く): 1121296

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 89, 136, 152, 178, 272, 304, 323, 356, 544, 608, 646, 712, 1292, 1424, 1513, 1691, 2584, 2848, 3026, 3382, 5168, 6052, 6764, 10336, 12104, 13528, 24208, 27056, 28747, 48416, 54112, 57494, 114988, 229976, 459952, 919904]

約数ペア:

[(1, 919904), (2, 459952), (4, 229976), (8, 114988), (16, 57494), (17, 54112), (19, 48416), (32, 28747), (34, 27056), (38, 24208), (68, 13528), (76, 12104), (89, 10336), (136, 6764), (152, 6052), (178, 5168), (272, 3382), (304, 3026), (323, 2848), (356, 2584), (544, 1691), (608, 1513), (646, 1424), (712, 1292)]