218291684

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{2027}}^1$

素因数の和:2172

約数の個数: 48

約数和(自身を含む): 437236800

約数和(自身を除く): 218945116

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 218, 247, 436, 494, 988, 1417, 2027, 2071, 2834, 4054, 4142, 5668, 8108, 8284, 26351, 26923, 38513, 52702, 53846, 77026, 105404, 107692, 154052, 220943, 441886, 500669, 883772, 1001338, 2002676, 2872259, 4197917, 5744518, 8395834, 11489036, 16791668, 54572921, 109145842, 218291684]

約数ペア:

[(1, 218291684), (2, 109145842), (4, 54572921), (13, 16791668), (19, 11489036), (26, 8395834), (38, 5744518), (52, 4197917), (76, 2872259), (109, 2002676), (218, 1001338), (247, 883772), (436, 500669), (494, 441886), (988, 220943), (1417, 154052), (2027, 107692), (2071, 105404), (2834, 77026), (4054, 53846), (4142, 52702), (5668, 38513), (8108, 26923), (8284, 26351)]