17935952

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:156

約数の個数: 80

約数和(自身を含む): 39854592

約数和(自身を除く): 21918640

約数列:

[1, 2, 4, 8, 16, 17, 23, 34, 46, 47, 61, 68, 92, 94, 122, 136, 184, 188, 244, 272, 368, 376, 391, 488, 752, 782, 799, 976, 1037, 1081, 1403, 1564, 1598, 2074, 2162, 2806, 2867, 3128, 3196, 4148, 4324, 5612, 5734, 6256, 6392, 8296, 8648, 11224, 11468, 12784, 16592, 17296, 18377, 22448, 22936, 23851, 36754, 45872, 47702, 48739, 65941, 73508, 95404, 97478, 131882, 147016, 190808, 194956, 263764, 294032, 381616, 389912, 527528, 779824, 1055056, 1120997, 2241994, 4483988, 8967976, 17935952]

約数ペア:

[(1, 17935952), (2, 8967976), (4, 4483988), (8, 2241994), (16, 1120997), (17, 1055056), (23, 779824), (34, 527528), (46, 389912), (47, 381616), (61, 294032), (68, 263764), (92, 194956), (94, 190808), (122, 147016), (136, 131882), (184, 97478), (188, 95404), (244, 73508), (272, 65941), (368, 48739), (376, 47702), (391, 45872), (488, 36754), (752, 23851), (782, 22936), (799, 22448), (976, 18377), (1037, 17296), (1081, 16592), (1403, 12784), (1564, 11468), (1598, 11224), (2074, 8648), (2162, 8296), (2806, 6392), (2867, 6256), (3128, 5734), (3196, 5612), (4148, 4324)]