18992928

素因数分解:

$2^5\times 3^1\times {\mathrm{43}}^2\times {\mathrm{107}}^1$

素因数の和:206

約数の個数: 72

約数和(自身を含む): 51519888

約数和(自身を除く): 32526960

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 43, 48, 86, 96, 107, 129, 172, 214, 258, 321, 344, 428, 516, 642, 688, 856, 1032, 1284, 1376, 1712, 1849, 2064, 2568, 3424, 3698, 4128, 4601, 5136, 5547, 7396, 9202, 10272, 11094, 13803, 14792, 18404, 22188, 27606, 29584, 36808, 44376, 55212, 59168, 73616, 88752, 110424, 147232, 177504, 197843, 220848, 395686, 441696, 593529, 791372, 1187058, 1582744, 2374116, 3165488, 4748232, 6330976, 9496464, 18992928]

約数ペア:

[(1, 18992928), (2, 9496464), (3, 6330976), (4, 4748232), (6, 3165488), (8, 2374116), (12, 1582744), (16, 1187058), (24, 791372), (32, 593529), (43, 441696), (48, 395686), (86, 220848), (96, 197843), (107, 177504), (129, 147232), (172, 110424), (214, 88752), (258, 73616), (321, 59168), (344, 55212), (428, 44376), (516, 36808), (642, 29584), (688, 27606), (856, 22188), (1032, 18404), (1284, 14792), (1376, 13803), (1712, 11094), (1849, 10272), (2064, 9202), (2568, 7396), (3424, 5547), (3698, 5136), (4128, 4601)]