19717502

素因数分解:

$2^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{1163}}^1$

素因数の和:1352

約数の個数: 24

約数和(自身を含む): 34633656

約数和(自身を除く): 14916154

約数列:

[1, 2, 7, 14, 49, 98, 173, 346, 1163, 1211, 2326, 2422, 8141, 8477, 16282, 16954, 56987, 113974, 201199, 402398, 1408393, 2816786, 9858751, 19717502]

約数ペア:

[(1, 19717502), (2, 9858751), (7, 2816786), (14, 1408393), (49, 402398), (98, 201199), (173, 113974), (346, 56987), (1163, 16954), (1211, 16282), (2326, 8477), (2422, 8141)]