18873498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:451

約数の個数: 64

約数和(自身を含む): 46218240

約数和(自身を除く): 27344742

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 67, 114, 133, 134, 201, 266, 353, 399, 402, 469, 706, 798, 938, 1059, 1273, 1407, 2118, 2471, 2546, 2814, 3819, 4942, 6707, 7413, 7638, 8911, 13414, 14826, 17822, 20121, 23651, 26733, 40242, 46949, 47302, 53466, 70953, 93898, 140847, 141906, 165557, 281694, 331114, 449369, 496671, 898738, 993342, 1348107, 2696214, 3145583, 6291166, 9436749, 18873498]

約数ペア:

[(1, 18873498), (2, 9436749), (3, 6291166), (6, 3145583), (7, 2696214), (14, 1348107), (19, 993342), (21, 898738), (38, 496671), (42, 449369), (57, 331114), (67, 281694), (114, 165557), (133, 141906), (134, 140847), (201, 93898), (266, 70953), (353, 53466), (399, 47302), (402, 46949), (469, 40242), (706, 26733), (798, 23651), (938, 20121), (1059, 17822), (1273, 14826), (1407, 13414), (2118, 8911), (2471, 7638), (2546, 7413), (2814, 6707), (3819, 4942)]