213886876

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{402043}}^1$

素因数の和:402073

約数の個数: 24

約数和(自身を含む): 450289280

約数和(自身を除く): 236402404

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 402043, 804086, 1608172, 2814301, 5628602, 7638817, 11257204, 15277634, 30555268, 53471719, 106943438, 213886876]

約数ペア:

[(1, 213886876), (2, 106943438), (4, 53471719), (7, 30555268), (14, 15277634), (19, 11257204), (28, 7638817), (38, 5628602), (76, 2814301), (133, 1608172), (266, 804086), (532, 402043)]