19970352

素因数分解:

$2^4\times 3^2\times {\mathrm{138683}}^1$

素因数の和:138697

約数の個数: 30

約数和(自身を含む): 55889652

約数和(自身を除く): 35919300

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 138683, 277366, 416049, 554732, 832098, 1109464, 1248147, 1664196, 2218928, 2496294, 3328392, 4992588, 6656784, 9985176, 19970352]

約数ペア:

[(1, 19970352), (2, 9985176), (3, 6656784), (4, 4992588), (6, 3328392), (8, 2496294), (9, 2218928), (12, 1664196), (16, 1248147), (18, 1109464), (24, 832098), (36, 554732), (48, 416049), (72, 277366), (144, 138683)]