19636974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{155849}}^1$

素因数の和:155864

約数の個数: 24

約数和(自身を含む): 48625200

約数和(自身を除く): 28988226

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 155849, 311698, 467547, 935094, 1090943, 1402641, 2181886, 2805282, 3272829, 6545658, 9818487, 19636974]

約数ペア:

[(1, 19636974), (2, 9818487), (3, 6545658), (6, 3272829), (7, 2805282), (9, 2181886), (14, 1402641), (18, 1090943), (21, 935094), (42, 467547), (63, 311698), (126, 155849)]