19870076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{7127}}^1$

素因数の和:7189

約数の個数: 24

約数和(自身を含む): 37721376

約数和(自身を除く): 17851300

約数列:

[1, 2, 4, 17, 34, 41, 68, 82, 164, 697, 1394, 2788, 7127, 14254, 28508, 121159, 242318, 292207, 484636, 584414, 1168828, 4967519, 9935038, 19870076]

約数ペア:

[(1, 19870076), (2, 9935038), (4, 4967519), (17, 1168828), (34, 584414), (41, 484636), (68, 292207), (82, 242318), (164, 121159), (697, 28508), (1394, 14254), (2788, 7127)]