19618126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 33861888

約数和(自身を除く): 14243762

約数列:

[1, 2, 11, 22, 23, 46, 137, 253, 274, 283, 506, 566, 1507, 3014, 3113, 3151, 6226, 6302, 6509, 13018, 34661, 38771, 69322, 71599, 77542, 143198, 426481, 852962, 891733, 1783466, 9809063, 19618126]

約数ペア:

[(1, 19618126), (2, 9809063), (11, 1783466), (22, 891733), (23, 852962), (46, 426481), (137, 143198), (253, 77542), (274, 71599), (283, 69322), (506, 38771), (566, 34661), (1507, 13018), (3014, 6509), (3113, 6302), (3151, 6226)]