19333203

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1$

素因数の和:251

約数の個数: 32

約数和(自身を含む): 28454400

約数和(自身を除く): 9121197

約数列:

[1, 3, 19, 37, 57, 89, 103, 111, 267, 309, 703, 1691, 1957, 2109, 3293, 3811, 5073, 5871, 9167, 9879, 11433, 27501, 62567, 72409, 174173, 187701, 217227, 339179, 522519, 1017537, 6444401, 19333203]

約数ペア:

[(1, 19333203), (3, 6444401), (19, 1017537), (37, 522519), (57, 339179), (89, 217227), (103, 187701), (111, 174173), (267, 72409), (309, 62567), (703, 27501), (1691, 11433), (1957, 9879), (2109, 9167), (3293, 5871), (3811, 5073)]