20147872332

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{385001}}^1$

素因数の和:385111

約数の個数: 72

約数和(自身を含む): 55301687280

約数和(自身を除く): 35153814948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 89, 98, 147, 178, 196, 267, 294, 356, 534, 588, 623, 1068, 1246, 1869, 2492, 3738, 4361, 7476, 8722, 13083, 17444, 26166, 52332, 385001, 770002, 1155003, 1540004, 2310006, 2695007, 4620012, 5390014, 8085021, 10780028, 16170042, 18865049, 32340084, 34265089, 37730098, 56595147, 68530178, 75460196, 102795267, 113190294, 137060356, 205590534, 226380588, 239855623, 411181068, 479711246, 719566869, 959422492, 1439133738, 1678989361, 2878267476, 3357978722, 5036968083, 6715957444, 10073936166, 20147872332]

約数ペア:

[(1, 20147872332), (2, 10073936166), (3, 6715957444), (4, 5036968083), (6, 3357978722), (7, 2878267476), (12, 1678989361), (14, 1439133738), (21, 959422492), (28, 719566869), (42, 479711246), (49, 411181068), (84, 239855623), (89, 226380588), (98, 205590534), (147, 137060356), (178, 113190294), (196, 102795267), (267, 75460196), (294, 68530178), (356, 56595147), (534, 37730098), (588, 34265089), (623, 32340084), (1068, 18865049), (1246, 16170042), (1869, 10780028), (2492, 8085021), (3738, 5390014), (4361, 4620012), (7476, 2695007), (8722, 2310006), (13083, 1540004), (17444, 1155003), (26166, 770002), (52332, 385001)]