20163631712

素因数分解:

$2^5\times 7^2\times {\mathrm{557}}^1\times {\mathrm{23087}}^1$

素因数の和:23668

約数の個数: 72

約数和(自身を含む): 46263226464

約数和(自身を除く): 26099594752

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 557, 784, 1114, 1568, 2228, 3899, 4456, 7798, 8912, 15596, 17824, 23087, 27293, 31192, 46174, 54586, 62384, 92348, 109172, 124768, 161609, 184696, 218344, 323218, 369392, 436688, 646436, 738784, 873376, 1131263, 1292872, 2262526, 2585744, 4525052, 5171488, 9050104, 12859459, 18100208, 25718918, 36200416, 51437836, 90016213, 102875672, 180032426, 205751344, 360064852, 411502688, 630113491, 720129704, 1260226982, 1440259408, 2520453964, 2880518816, 5040907928, 10081815856, 20163631712]

約数ペア:

[(1, 20163631712), (2, 10081815856), (4, 5040907928), (7, 2880518816), (8, 2520453964), (14, 1440259408), (16, 1260226982), (28, 720129704), (32, 630113491), (49, 411502688), (56, 360064852), (98, 205751344), (112, 180032426), (196, 102875672), (224, 90016213), (392, 51437836), (557, 36200416), (784, 25718918), (1114, 18100208), (1568, 12859459), (2228, 9050104), (3899, 5171488), (4456, 4525052), (7798, 2585744), (8912, 2262526), (15596, 1292872), (17824, 1131263), (23087, 873376), (27293, 738784), (31192, 646436), (46174, 436688), (54586, 369392), (62384, 323218), (92348, 218344), (109172, 184696), (124768, 161609)]