20716256106

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{407977}}^1$

素因数の和:408036

約数の個数: 96

約数和(自身を含む): 57025532928

約数和(自身を除く): 36309276822

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 403, 434, 546, 558, 651, 806, 819, 1209, 1302, 1638, 1953, 2418, 2821, 3627, 3906, 5642, 7254, 8463, 16926, 25389, 50778, 407977, 815954, 1223931, 2447862, 2855839, 3671793, 5303701, 5711678, 7343586, 8567517, 10607402, 12647287, 15911103, 17135034, 25294574, 25702551, 31822206, 37125907, 37941861, 47733309, 51405102, 74251814, 75883722, 88531009, 95466618, 111377721, 113825583, 164414731, 177062018, 222755442, 227651166, 265593027, 328829462, 334133163, 493244193, 531186054, 668266326, 796779081, 986488386, 1150903117, 1479732579, 1593558162, 2301806234, 2959465158, 3452709351, 6905418702, 10358128053, 20716256106]

約数ペア:

[(1, 20716256106), (2, 10358128053), (3, 6905418702), (6, 3452709351), (7, 2959465158), (9, 2301806234), (13, 1593558162), (14, 1479732579), (18, 1150903117), (21, 986488386), (26, 796779081), (31, 668266326), (39, 531186054), (42, 493244193), (62, 334133163), (63, 328829462), (78, 265593027), (91, 227651166), (93, 222755442), (117, 177062018), (126, 164414731), (182, 113825583), (186, 111377721), (217, 95466618), (234, 88531009), (273, 75883722), (279, 74251814), (403, 51405102), (434, 47733309), (546, 37941861), (558, 37125907), (651, 31822206), (806, 25702551), (819, 25294574), (1209, 17135034), (1302, 15911103), (1638, 12647287), (1953, 10607402), (2418, 8567517), (2821, 7343586), (3627, 5711678), (3906, 5303701), (5642, 3671793), (7254, 2855839), (8463, 2447862), (16926, 1223931), (25389, 815954), (50778, 407977)]