20129304

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 54684000

約数和(自身を除く): 34554696

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 149, 156, 298, 312, 433, 447, 596, 866, 894, 1192, 1299, 1732, 1788, 1937, 2598, 3464, 3576, 3874, 5196, 5629, 5811, 7748, 10392, 11258, 11622, 15496, 16887, 22516, 23244, 33774, 45032, 46488, 64517, 67548, 129034, 135096, 193551, 258068, 387102, 516136, 774204, 838721, 1548408, 1677442, 2516163, 3354884, 5032326, 6709768, 10064652, 20129304]

約数ペア:

[(1, 20129304), (2, 10064652), (3, 6709768), (4, 5032326), (6, 3354884), (8, 2516163), (12, 1677442), (13, 1548408), (24, 838721), (26, 774204), (39, 516136), (52, 387102), (78, 258068), (104, 193551), (149, 135096), (156, 129034), (298, 67548), (312, 64517), (433, 46488), (447, 45032), (596, 33774), (866, 23244), (894, 22516), (1192, 16887), (1299, 15496), (1732, 11622), (1788, 11258), (1937, 10392), (2598, 7748), (3464, 5811), (3576, 5629), (3874, 5196)]