19994814

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5119}}^1$

素因数の和:5165

約数の個数: 48

約数和(自身を含む): 51118080

約数和(自身を除く): 31123266

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 62, 63, 93, 126, 186, 217, 279, 434, 558, 651, 1302, 1953, 3906, 5119, 10238, 15357, 30714, 35833, 46071, 71666, 92142, 107499, 158689, 214998, 317378, 322497, 476067, 644994, 952134, 1110823, 1428201, 2221646, 2856402, 3332469, 6664938, 9997407, 19994814]

約数ペア:

[(1, 19994814), (2, 9997407), (3, 6664938), (6, 3332469), (7, 2856402), (9, 2221646), (14, 1428201), (18, 1110823), (21, 952134), (31, 644994), (42, 476067), (62, 322497), (63, 317378), (93, 214998), (126, 158689), (186, 107499), (217, 92142), (279, 71666), (434, 46071), (558, 35833), (651, 30714), (1302, 15357), (1953, 10238), (3906, 5119)]