19879206

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1693}}^1$

素因数の和:1820

約数の個数: 32

約数和(自身を含む): 42282240

約数和(自身を除く): 22403034

約数列:

[1, 2, 3, 6, 19, 38, 57, 103, 114, 206, 309, 618, 1693, 1957, 3386, 3914, 5079, 5871, 10158, 11742, 32167, 64334, 96501, 174379, 193002, 348758, 523137, 1046274, 3313201, 6626402, 9939603, 19879206]

約数ペア:

[(1, 19879206), (2, 9939603), (3, 6626402), (6, 3313201), (19, 1046274), (38, 523137), (57, 348758), (103, 193002), (114, 174379), (206, 96501), (309, 64334), (618, 32167), (1693, 11742), (1957, 10158), (3386, 5871), (3914, 5079)]