19819224

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3877}}^1$

素因数の和:3960

約数の個数: 48

約数和(自身を含む): 54447120

約数和(自身を除く): 34627896

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3877, 5112, 7754, 11631, 15508, 23262, 31016, 34893, 46524, 69786, 93048, 139572, 275267, 279144, 550534, 825801, 1101068, 1651602, 2202136, 2477403, 3303204, 4954806, 6606408, 9909612, 19819224]

約数ペア:

[(1, 19819224), (2, 9909612), (3, 6606408), (4, 4954806), (6, 3303204), (8, 2477403), (9, 2202136), (12, 1651602), (18, 1101068), (24, 825801), (36, 550534), (71, 279144), (72, 275267), (142, 139572), (213, 93048), (284, 69786), (426, 46524), (568, 34893), (639, 31016), (852, 23262), (1278, 15508), (1704, 11631), (2556, 7754), (3877, 5112)]