20376664

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1741}}^1$

素因数の和:1784

約数の個数: 64

約数和(自身を含む): 50169600

約数和(自身を除く): 29792936

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 38, 44, 56, 76, 77, 88, 133, 152, 154, 209, 266, 308, 418, 532, 616, 836, 1064, 1463, 1672, 1741, 2926, 3482, 5852, 6964, 11704, 12187, 13928, 19151, 24374, 33079, 38302, 48748, 66158, 76604, 97496, 132316, 134057, 153208, 231553, 264632, 268114, 363869, 463106, 536228, 727738, 926212, 1072456, 1455476, 1852424, 2547083, 2910952, 5094166, 10188332, 20376664]

約数ペア:

[(1, 20376664), (2, 10188332), (4, 5094166), (7, 2910952), (8, 2547083), (11, 1852424), (14, 1455476), (19, 1072456), (22, 926212), (28, 727738), (38, 536228), (44, 463106), (56, 363869), (76, 268114), (77, 264632), (88, 231553), (133, 153208), (152, 134057), (154, 132316), (209, 97496), (266, 76604), (308, 66158), (418, 48748), (532, 38302), (616, 33079), (836, 24374), (1064, 19151), (1463, 13928), (1672, 12187), (1741, 11704), (2926, 6964), (3482, 5852)]