20163772818

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{13963}}^1$

素因数の和:14208

約数の個数: 96

約数和(自身を含む): 50939331456

約数和(自身を除く): 30775558638

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 73, 126, 146, 157, 219, 314, 438, 471, 511, 657, 942, 1022, 1099, 1314, 1413, 1533, 2198, 2826, 3066, 3297, 4599, 6594, 9198, 9891, 11461, 13963, 19782, 22922, 27926, 34383, 41889, 68766, 80227, 83778, 97741, 103149, 125667, 160454, 195482, 206298, 240681, 251334, 293223, 481362, 586446, 722043, 879669, 1019299, 1444086, 1759338, 2038598, 2192191, 3057897, 4384382, 6115794, 6576573, 7135093, 9173691, 13153146, 14270186, 15345337, 18347382, 19729719, 21405279, 30690674, 39459438, 42810558, 46036011, 64215837, 92072022, 128431674, 138108033, 160029943, 276216066, 320059886, 480089829, 960179658, 1120209601, 1440269487, 2240419202, 2880538974, 3360628803, 6721257606, 10081886409, 20163772818]

約数ペア:

[(1, 20163772818), (2, 10081886409), (3, 6721257606), (6, 3360628803), (7, 2880538974), (9, 2240419202), (14, 1440269487), (18, 1120209601), (21, 960179658), (42, 480089829), (63, 320059886), (73, 276216066), (126, 160029943), (146, 138108033), (157, 128431674), (219, 92072022), (314, 64215837), (438, 46036011), (471, 42810558), (511, 39459438), (657, 30690674), (942, 21405279), (1022, 19729719), (1099, 18347382), (1314, 15345337), (1413, 14270186), (1533, 13153146), (2198, 9173691), (2826, 7135093), (3066, 6576573), (3297, 6115794), (4599, 4384382), (6594, 3057897), (9198, 2192191), (9891, 2038598), (11461, 1759338), (13963, 1444086), (19782, 1019299), (22922, 879669), (27926, 722043), (34383, 586446), (41889, 481362), (68766, 293223), (80227, 251334), (83778, 240681), (97741, 206298), (103149, 195482), (125667, 160454)]