19955832

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{383}}^1$

素因数の和:572

約数の個数: 64

約数和(自身を含む): 54190080

約数和(自身を除く): 34234248

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 167, 312, 334, 383, 501, 668, 766, 1002, 1149, 1336, 1532, 2004, 2171, 2298, 3064, 4008, 4342, 4596, 4979, 6513, 8684, 9192, 9958, 13026, 14937, 17368, 19916, 26052, 29874, 39832, 52104, 59748, 63961, 119496, 127922, 191883, 255844, 383766, 511688, 767532, 831493, 1535064, 1662986, 2494479, 3325972, 4988958, 6651944, 9977916, 19955832]

約数ペア:

[(1, 19955832), (2, 9977916), (3, 6651944), (4, 4988958), (6, 3325972), (8, 2494479), (12, 1662986), (13, 1535064), (24, 831493), (26, 767532), (39, 511688), (52, 383766), (78, 255844), (104, 191883), (156, 127922), (167, 119496), (312, 63961), (334, 59748), (383, 52104), (501, 39832), (668, 29874), (766, 26052), (1002, 19916), (1149, 17368), (1336, 14937), (1532, 13026), (2004, 9958), (2171, 9192), (2298, 8684), (3064, 6513), (4008, 4979), (4342, 4596)]