20183646042

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{107}}^1\times {\mathrm{499027}}^1$

素因数の和:499152

約数の個数: 64

約数和(自身を含む): 51739223040

約数和(自身を除く): 31555576998

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 107, 126, 189, 214, 321, 378, 642, 749, 963, 1498, 1926, 2247, 2889, 4494, 5778, 6741, 13482, 20223, 40446, 499027, 998054, 1497081, 2994162, 3493189, 4491243, 6986378, 8982486, 10479567, 13473729, 20959134, 26947458, 31438701, 53395889, 62877402, 94316103, 106791778, 160187667, 188632206, 320375334, 373771223, 480563001, 747542446, 961126002, 1121313669, 1441689003, 2242627338, 2883378006, 3363941007, 6727882014, 10091823021, 20183646042]

約数ペア:

[(1, 20183646042), (2, 10091823021), (3, 6727882014), (6, 3363941007), (7, 2883378006), (9, 2242627338), (14, 1441689003), (18, 1121313669), (21, 961126002), (27, 747542446), (42, 480563001), (54, 373771223), (63, 320375334), (107, 188632206), (126, 160187667), (189, 106791778), (214, 94316103), (321, 62877402), (378, 53395889), (642, 31438701), (749, 26947458), (963, 20959134), (1498, 13473729), (1926, 10479567), (2247, 8982486), (2889, 6986378), (4494, 4491243), (5778, 3493189), (6741, 2994162), (13482, 1497081), (20223, 998054), (40446, 499027)]