19713573754

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{353}}^1\times {\mathrm{128677}}^1$

素因数の和:129070

約数の個数: 32

約数和(自身を含む): 34983945216

約数和(自身を除く): 15270371462

約数列:

[1, 2, 7, 14, 31, 62, 217, 353, 434, 706, 2471, 4942, 10943, 21886, 76601, 128677, 153202, 257354, 900739, 1801478, 3988987, 7977974, 27922909, 45422981, 55845818, 90845962, 317960867, 635921734, 1408112411, 2816224822, 9856786877, 19713573754]

約数ペア:

[(1, 19713573754), (2, 9856786877), (7, 2816224822), (14, 1408112411), (31, 635921734), (62, 317960867), (217, 90845962), (353, 55845818), (434, 45422981), (706, 27922909), (2471, 7977974), (4942, 3988987), (10943, 1801478), (21886, 900739), (76601, 257354), (128677, 153202)]