19277874

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1987}}^1$

素因数の和:2020

約数の個数: 72

約数和(自身を含む): 53031888

約数和(自身を除く): 33754014

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 49, 63, 66, 77, 98, 99, 126, 147, 154, 198, 231, 294, 441, 462, 539, 693, 882, 1078, 1386, 1617, 1987, 3234, 3974, 4851, 5961, 9702, 11922, 13909, 17883, 21857, 27818, 35766, 41727, 43714, 65571, 83454, 97363, 125181, 131142, 152999, 194726, 196713, 250362, 292089, 305998, 393426, 458997, 584178, 876267, 917994, 1070993, 1376991, 1752534, 2141986, 2753982, 3212979, 6425958, 9638937, 19277874]

約数ペア:

[(1, 19277874), (2, 9638937), (3, 6425958), (6, 3212979), (7, 2753982), (9, 2141986), (11, 1752534), (14, 1376991), (18, 1070993), (21, 917994), (22, 876267), (33, 584178), (42, 458997), (49, 393426), (63, 305998), (66, 292089), (77, 250362), (98, 196713), (99, 194726), (126, 152999), (147, 131142), (154, 125181), (198, 97363), (231, 83454), (294, 65571), (441, 43714), (462, 41727), (539, 35766), (693, 27818), (882, 21857), (1078, 17883), (1386, 13909), (1617, 11922), (1987, 9702), (3234, 5961), (3974, 4851)]