18475256

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 64

約数和(自身を含む): 38707200

約数和(自身を除く): 20231944

約数列:

[1, 2, 4, 8, 23, 31, 41, 46, 62, 79, 82, 92, 124, 158, 164, 184, 248, 316, 328, 632, 713, 943, 1271, 1426, 1817, 1886, 2449, 2542, 2852, 3239, 3634, 3772, 4898, 5084, 5704, 6478, 7268, 7544, 9796, 10168, 12956, 14536, 19592, 25912, 29233, 56327, 58466, 74497, 100409, 112654, 116932, 148994, 200818, 225308, 233864, 297988, 401636, 450616, 595976, 803272, 2309407, 4618814, 9237628, 18475256]

約数ペア:

[(1, 18475256), (2, 9237628), (4, 4618814), (8, 2309407), (23, 803272), (31, 595976), (41, 450616), (46, 401636), (62, 297988), (79, 233864), (82, 225308), (92, 200818), (124, 148994), (158, 116932), (164, 112654), (184, 100409), (248, 74497), (316, 58466), (328, 56327), (632, 29233), (713, 25912), (943, 19592), (1271, 14536), (1426, 12956), (1817, 10168), (1886, 9796), (2449, 7544), (2542, 7268), (2852, 6478), (3239, 5704), (3634, 5084), (3772, 4898)]