20121120272

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{185291}}^1$

素因数の和:185927

約数の個数: 40

約数和(自身を含む): 42597889632

約数和(自身を除く): 22476769360

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 617, 1234, 2468, 4936, 6787, 9872, 13574, 27148, 54296, 108592, 185291, 370582, 741164, 1482328, 2038201, 2964656, 4076402, 8152804, 16305608, 32611216, 114324547, 228649094, 457298188, 914596376, 1257570017, 1829192752, 2515140034, 5030280068, 10060560136, 20121120272]

約数ペア:

[(1, 20121120272), (2, 10060560136), (4, 5030280068), (8, 2515140034), (11, 1829192752), (16, 1257570017), (22, 914596376), (44, 457298188), (88, 228649094), (176, 114324547), (617, 32611216), (1234, 16305608), (2468, 8152804), (4936, 4076402), (6787, 2964656), (9872, 2038201), (13574, 1482328), (27148, 741164), (54296, 370582), (108592, 185291)]