19839834

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1559}}^1$

素因数の和:1675

約数の個数: 48

約数和(自身を含む): 49645440

約数和(自身を除く): 29805606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 101, 126, 202, 303, 606, 707, 909, 1414, 1559, 1818, 2121, 3118, 4242, 4677, 6363, 9354, 10913, 12726, 14031, 21826, 28062, 32739, 65478, 98217, 157459, 196434, 314918, 472377, 944754, 1102213, 1417131, 2204426, 2834262, 3306639, 6613278, 9919917, 19839834]

約数ペア:

[(1, 19839834), (2, 9919917), (3, 6613278), (6, 3306639), (7, 2834262), (9, 2204426), (14, 1417131), (18, 1102213), (21, 944754), (42, 472377), (63, 314918), (101, 196434), (126, 157459), (202, 98217), (303, 65478), (606, 32739), (707, 28062), (909, 21826), (1414, 14031), (1559, 12726), (1818, 10913), (2121, 9354), (3118, 6363), (4242, 4677)]