20565372984

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1532899}}^1$

素因数の和:1532964

約数の個数: 64

約数和(自身を含む): 56655984000

約数和(自身を除く): 36090611016

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 43, 52, 78, 86, 104, 129, 156, 172, 258, 312, 344, 516, 559, 1032, 1118, 1677, 2236, 3354, 4472, 6708, 13416, 1532899, 3065798, 4598697, 6131596, 9197394, 12263192, 18394788, 19927687, 36789576, 39855374, 59783061, 65914657, 79710748, 119566122, 131829314, 159421496, 197743971, 239132244, 263658628, 395487942, 478264488, 527317256, 790975884, 856890541, 1581951768, 1713781082, 2570671623, 3427562164, 5141343246, 6855124328, 10282686492, 20565372984]

約数ペア:

[(1, 20565372984), (2, 10282686492), (3, 6855124328), (4, 5141343246), (6, 3427562164), (8, 2570671623), (12, 1713781082), (13, 1581951768), (24, 856890541), (26, 790975884), (39, 527317256), (43, 478264488), (52, 395487942), (78, 263658628), (86, 239132244), (104, 197743971), (129, 159421496), (156, 131829314), (172, 119566122), (258, 79710748), (312, 65914657), (344, 59783061), (516, 39855374), (559, 36789576), (1032, 19927687), (1118, 18394788), (1677, 12263192), (2236, 9197394), (3354, 6131596), (4472, 4598697), (6708, 3065798), (13416, 1532899)]