20146156

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{503}}^1$

素因数の和:574

約数の個数: 48

約数和(自身を含む): 40642560

約数和(自身を除く): 20496404

約数列:

[1, 2, 4, 17, 19, 31, 34, 38, 62, 68, 76, 124, 323, 503, 527, 589, 646, 1006, 1054, 1178, 1292, 2012, 2108, 2356, 8551, 9557, 10013, 15593, 17102, 19114, 20026, 31186, 34204, 38228, 40052, 62372, 162469, 265081, 296267, 324938, 530162, 592534, 649876, 1060324, 1185068, 5036539, 10073078, 20146156]

約数ペア:

[(1, 20146156), (2, 10073078), (4, 5036539), (17, 1185068), (19, 1060324), (31, 649876), (34, 592534), (38, 530162), (62, 324938), (68, 296267), (76, 265081), (124, 162469), (323, 62372), (503, 40052), (527, 38228), (589, 34204), (646, 31186), (1006, 20026), (1054, 19114), (1178, 17102), (1292, 15593), (2012, 10013), (2108, 9557), (2356, 8551)]