19740316

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1231}}^1$

素因数の和:1465

約数の個数: 24

約数和(自身を含む): 36565760

約数和(自身を除く): 16825444

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1231, 2462, 4009, 4924, 8018, 16036, 23389, 46778, 93556, 259741, 519482, 1038964, 4935079, 9870158, 19740316]

約数ペア:

[(1, 19740316), (2, 9870158), (4, 4935079), (19, 1038964), (38, 519482), (76, 259741), (211, 93556), (422, 46778), (844, 23389), (1231, 16036), (2462, 8018), (4009, 4924)]