19355186

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:266

約数の個数: 32

約数和(自身を含む): 31752000

約数和(自身を除く): 12396814

約数列:

[1, 2, 19, 38, 59, 89, 97, 118, 178, 194, 1121, 1691, 1843, 2242, 3382, 3686, 5251, 5723, 8633, 10502, 11446, 17266, 99769, 108737, 164027, 199538, 217474, 328054, 509347, 1018694, 9677593, 19355186]

約数ペア:

[(1, 19355186), (2, 9677593), (19, 1018694), (38, 509347), (59, 328054), (89, 217474), (97, 199538), (118, 164027), (178, 108737), (194, 99769), (1121, 17266), (1691, 11446), (1843, 10502), (2242, 8633), (3382, 5723), (3686, 5251)]