19684910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{9697}}^1$

素因数の和:9740

約数の個数: 32

約数和(自身を含む): 41895360

約数和(自身を除く): 22210450

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 9697, 19394, 48485, 67879, 96970, 135758, 281213, 339395, 562426, 678790, 1406065, 1968491, 2812130, 3936982, 9842455, 19684910]

約数ペア:

[(1, 19684910), (2, 9842455), (5, 3936982), (7, 2812130), (10, 1968491), (14, 1406065), (29, 678790), (35, 562426), (58, 339395), (70, 281213), (145, 135758), (203, 96970), (290, 67879), (406, 48485), (1015, 19394), (2030, 9697)]