19513046

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{313}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 34575168

約数和(自身を除く): 15062122

約数列:

[1, 2, 7, 14, 61, 73, 122, 146, 313, 427, 511, 626, 854, 1022, 2191, 4382, 4453, 8906, 19093, 22849, 31171, 38186, 45698, 62342, 133651, 159943, 267302, 319886, 1393789, 2787578, 9756523, 19513046]

約数ペア:

[(1, 19513046), (2, 9756523), (7, 2787578), (14, 1393789), (61, 319886), (73, 267302), (122, 159943), (146, 133651), (313, 62342), (427, 45698), (511, 38186), (626, 31171), (854, 22849), (1022, 19093), (2191, 8906), (4382, 4453)]