20404128

素因数分解:

$2^5\times 3^1\times {\mathrm{23}}^1\times {\mathrm{9241}}^1$

素因数の和:9277

約数の個数: 48

約数和(自身を含む): 55895616

約数和(自身を除く): 35491488

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 69, 92, 96, 138, 184, 276, 368, 552, 736, 1104, 2208, 9241, 18482, 27723, 36964, 55446, 73928, 110892, 147856, 212543, 221784, 295712, 425086, 443568, 637629, 850172, 887136, 1275258, 1700344, 2550516, 3400688, 5101032, 6801376, 10202064, 20404128]

約数ペア:

[(1, 20404128), (2, 10202064), (3, 6801376), (4, 5101032), (6, 3400688), (8, 2550516), (12, 1700344), (16, 1275258), (23, 887136), (24, 850172), (32, 637629), (46, 443568), (48, 425086), (69, 295712), (92, 221784), (96, 212543), (138, 147856), (184, 110892), (276, 73928), (368, 55446), (552, 36964), (736, 27723), (1104, 18482), (2208, 9241)]