16218956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:302

約数の個数: 48

約数和(自身を含む): 32514048

約数和(自身を除く): 16295092

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 71, 92, 142, 191, 284, 299, 382, 598, 764, 923, 1196, 1633, 1846, 2483, 3266, 3692, 4393, 4966, 6532, 8786, 9932, 13561, 17572, 21229, 27122, 42458, 54244, 57109, 84916, 114218, 176293, 228436, 311903, 352586, 623806, 705172, 1247612, 4054739, 8109478, 16218956]

約数ペア:

[(1, 16218956), (2, 8109478), (4, 4054739), (13, 1247612), (23, 705172), (26, 623806), (46, 352586), (52, 311903), (71, 228436), (92, 176293), (142, 114218), (191, 84916), (284, 57109), (299, 54244), (382, 42458), (598, 27122), (764, 21229), (923, 17572), (1196, 13561), (1633, 9932), (1846, 8786), (2483, 6532), (3266, 4966), (3692, 4393)]