19847762

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{659}}^1$

素因数の和:746

約数の個数: 24

約数和(自身を含む): 33430320

約数和(自身を除く): 13582558

約数列:

[1, 2, 11, 22, 37, 74, 407, 659, 814, 1318, 1369, 2738, 7249, 14498, 15059, 24383, 30118, 48766, 268213, 536426, 902171, 1804342, 9923881, 19847762]

約数ペア:

[(1, 19847762), (2, 9923881), (11, 1804342), (22, 902171), (37, 536426), (74, 268213), (407, 48766), (659, 30118), (814, 24383), (1318, 15059), (1369, 14498), (2738, 7249)]